IELTS Top 500 Vocabulary Words
500 essential vocabulary words for IELTS Academic and General Training. Organised by topic with part of speech, definition, and a band 6.5โ7.5 essay example sentence for each entry.
500 words ยท 10 topics ยท Part of speech ยท Definition ยท Essay example
Environment & Ecology
50 words
existing or available in large quantities
โThe region has abundant natural resources that could support sustainable development.โ
to increase speed or rate; to make something happen sooner
โClimate change is accelerating the melting of polar ice caps at an alarming rate.โ
the process of becoming acidic, especially ocean waters absorbing COโ
โOcean acidification threatens coral reef ecosystems around the world.โ
to adjust to new conditions or environments
โMany species are struggling to adapt quickly enough to rapid climate shifts.โ
land use combining trees with crops or livestock for environmental benefit
โAgro-forestry practices help restore degraded soils while maintaining agricultural productivity.โ
caused or produced by human activity
โScientists broadly agree that current global warming is primarily anthropogenic in origin.โ
having little or no rainfall; too dry to support much plant life
โArid regions are expanding as desertification continues to affect sub-Saharan Africa.โ
the variety of plant and animal life in a habitat or on Earth
โProtecting biodiversity is essential for maintaining resilient and productive ecosystems.โ
the total amount of greenhouse gases produced by human activities
โIndividuals can reduce their carbon footprint by using public transport and eating less meat.โ
the weather conditions typical of an area over a long period
โA stable climate underpins agricultural systems that feed billions of people.โ
the protection of natural environments and wildlife from harm
โConservation efforts in the Amazon have slowed deforestation in several key areas.โ
to make impure or unsafe by introducing pollutants
โIndustrial runoff can contaminate drinking water supplies and harm aquatic life.โ
the clearing of trees from a forest area on a large scale
โDeforestation in tropical regions reduces carbon storage and drives species extinction.โ
the process of declining in quality or condition, especially soil or habitat
โLand degradation affects over a third of the Earth's surface, threatening food security.โ
to use up or exhaust a resource significantly
โOverfishing has severely depleted fish stocks in the North Atlantic.โ
a prolonged period of abnormally low rainfall leading to water shortages
โRecurring drought cycles are forcing entire communities to abandon their farmland.โ
a community of living organisms and their physical environment
โThe mangrove ecosystem provides vital coastal protection against storm surges.โ
gases released into the atmosphere, especially from burning fuels
โReducing carbon emissions is the central challenge of international climate negotiations.โ
at serious risk of extinction due to habitat loss or other threats
โThe species was classified as endangered following a dramatic decline in its population.โ
the gradual wearing away of soil or rock by wind, water, or human activity
โSoil erosion on hillsides intensifies when protective vegetation is removed.โ
the permanent disappearance of a species from the planet
โScientists warn that the current rate of extinction rivals past mass extinction events.โ
capable of producing abundant plant growth; rich in nutrients
โFertile river deltas have supported dense human populations for thousands of years.โ
a natural fuel such as coal or gas formed from ancient organic material
โDependence on fossil fuels is the primary driver of human-caused climate change.โ
a slow-moving mass of ice formed by accumulated snow in high mountains
โAlpine glaciers are retreating at unprecedented rates, threatening regional water supplies.โ
the long-term rise in global average temperatures due to greenhouse gas emissions
โGlobal warming increases the frequency and severity of extreme weather events worldwide.โ
a gas that traps heat in the atmosphere, contributing to global warming
โMethane is a potent greenhouse gas released by livestock and rice cultivation.โ
the natural environment in which a species lives and thrives
โUrban sprawl destroys natural habitat and fragments wildlife corridors.โ
risky or dangerous, especially to health or the environment
โHazardous waste must be disposed of under strict regulations to prevent contamination.โ
the amount of water vapour present in the air
โHigh humidity combined with rising temperatures creates dangerous conditions for outdoor workers.โ
a noticeable or marked effect on someone or something
โThe environmental impact of single-use plastics extends far beyond visible pollution.โ
relating to industry and large-scale manufacturing
โIndustrial agriculture relies heavily on chemical inputs that can degrade soil health.โ
a non-native organism that spreads and harms the local ecosystem
โInvasive species introduced through shipping ballast water disrupt native marine communities.โ
the artificial supply of water to land to grow crops
โInefficient irrigation practices contribute to salinization and waterlogging of farmland.โ
the visible features of a land area and their arrangement
โWind farms are transforming the rural landscape across many parts of northern Europe.โ
a site where waste is buried in layers under the ground
โPlastic waste sent to landfill can persist in the environment for hundreds of years.โ
to lessen the severity or harmful effects of something
โPlanting urban trees can help mitigate the heat island effect in large cities.โ
a form of oxygen that forms a protective layer in the stratosphere
โInternational cooperation successfully reduced emissions that were depleting the ozone layer.โ
a substance that contaminates the environment, especially air or water
โNitrogen dioxide is a key pollutant produced by diesel vehicles in urban areas.โ
water released from clouds as rain, snow, or hail
โChanges in precipitation patterns are disrupting traditional farming calendars across Asia.โ
the action of protecting natural areas or species from harm
โThe preservation of old-growth forests is critical for maintaining global carbon stocks.โ
a dense tropical forest with heavy annual rainfall and high biodiversity
โThe Amazon rainforest produces approximately 20% of the world's oxygen supply.โ
to convert waste into reusable material
โHouseholds that recycle consistently can divert significant quantities of material from landfill.โ
derived from naturally replenished sources such as sun, wind, or water
โInvestment in renewable energy has grown sharply as the cost of solar panels fell.โ
able to recover quickly from difficult conditions; robust
โDiverse ecosystems tend to be more resilient to environmental disturbance.โ
relating to the countryside rather than urban areas
โRural communities in drought-prone regions often lack adequate water storage infrastructure.โ
insufficiency or shortness of supply; a lack of something needed
โWater scarcity already affects more than two billion people globally.โ
capable of being maintained without depleting resources or damaging the environment
โSustainable farming practices maintain yields while protecting long-term soil fertility.โ
poisonous; causing serious harm or death to living organisms
โToxic algal blooms, fuelled by agricultural runoff, are increasing in frequency.โ
plants collectively; plant life covering an area
โRemoving riparian vegetation increases river bank erosion and reduces water quality.โ
an area of land that drains into a river or lake; a critical turning point
โProtecting the watershed upstream ensures cleaner water for cities downstream.โ
Society & Equality
49 words
easy to reach, use, or understand; available to all groups
โPublic buildings must be made accessible to people with physical disabilities.โ
having a great deal of money or wealth
โAffluent suburbs typically benefit from better-resourced schools than poorer neighbourhoods.โ
prejudice in favour of or against one thing or group unfairly
โUnconscious bias in hiring can perpetuate racial inequality in professional workplaces.โ
the rights of citizens to political and social equality
โThe civil rights movement transformed legal frameworks around racial equality in the United States.โ
the action or fact of forming a united whole; social unity
โHigh levels of inequality can undermine the social cohesion necessary for stable governance.โ
a group of people living in the same place or sharing common interests
โCommunity engagement is essential for the successful implementation of urban regeneration projects.โ
an action that is against the law; illegal activity
โResearch consistently links poverty and lack of opportunity to higher rates of urban crime.โ
relating to the customs, arts, and social institutions of a society
โCultural attitudes towards gender roles vary significantly across different societies.โ
the lack of material benefits considered basic to a decent standard of life
โAreas of high deprivation tend to have worse health outcomes and lower life expectancy.โ
unjust treatment of different groups based on race, sex, age, or other grounds
โLegislation against workplace discrimination has improved conditions for many minority groups.โ
a great difference or inequality between two or more things
โThe disparity in educational outcomes between rich and poor families remains a major policy challenge.โ
showing variety; having many different types of people or things
โA diverse and inclusive workplace has been shown to improve innovation and performance.โ
relating to the home or family; within one's own country
โDomestic violence disproportionately affects women and is often underreported.โ
old, especially past middle age; relating to older people
โThe elderly population is growing rapidly in most developed nations, placing pressure on care systems.โ
to give authority or power to someone; to make stronger and more confident
โEducation can empower women to participate more fully in economic and political life.โ
the state of being equal in rights, status, and opportunities
โAchieving gender equality requires both legal reform and cultural change.โ
the process of preventing someone from participating in activities or society
โSocial exclusion of minority groups fuels resentment and undermines national cohesion.โ
the state of being male, female, or non-binary, often as a social construct
โGender pay gaps persist in many sectors despite decades of equal pay legislation.โ
of the same kind; uniform in composition or character
โHomogeneous communities may be less equipped to adapt to globalised economic environments.โ
buildings collectively; the provision of accommodation for people
โAffordable housing is increasingly scarce in major cities around the world.โ
money received regularly for work or investment
โA universal basic income has been proposed as a way to reduce poverty and inequality.โ
originating or occurring naturally in a particular place; native
โIndigenous communities often hold valuable knowledge about sustainable land management.โ
unequal distribution of resources, opportunities, or wealth
โRising income inequality has been linked to reduced social mobility across generations.โ
the basic physical systems of a society, such as roads and water supply
โPoor infrastructure in rural areas limits access to education and healthcare.โ
the process of combining or incorporating groups into a larger society
โThe successful integration of migrants requires both language support and economic opportunity.โ
to treat a person or group as insignificant or peripheral
โPolicies that fail to consider cultural differences can marginalize minority communities.โ
a person who moves from one place to another, especially for work
โEconomic migrants often take on low-wage jobs that the local workforce is unwilling to accept.โ
a smaller group within a community differing in characteristics from the majority
โMinority groups frequently face structural barriers that limit access to high-quality education.โ
relating to or containing several cultural or ethnic groups
โMulticultural cities benefit economically and culturally from the diversity of their populations.โ
a district forming a community within a town or city
โNeighbourhood renewal programmes aim to reduce deprivation and improve quality of life.โ
prolonged cruel or unjust treatment or control of a group
โHistorical oppression of certain groups continues to shape present-day socioeconomic disparities.โ
to take part in an activity or event
โCitizens who participate in local governance tend to report greater satisfaction with public services.โ
the state of being extremely poor; lack of material resources
โChild poverty has long-term consequences for educational attainment and health outcomes.โ
preconceived opinions not based on reason or experience; bias
โPrejudice against people with disabilities affects their employment and social participation.โ
a special right or advantage available only to a particular group
โAcknowledging privilege is the first step towards creating more equitable social systems.โ
a person forced to flee their country because of war, persecution, or disaster
โThe global refugee crisis requires coordinated international humanitarian responses.โ
to separate people based on race, religion, gender, or other characteristics
โHistorically, many cities were segregated by race, with lasting economic consequences.โ
the ability of individuals to move between different levels of society
โEducation is widely regarded as the most powerful driver of social mobility.โ
an oversimplified fixed image or idea of a particular type of person
โGender stereotypes discourage girls from pursuing careers in science and engineering.โ
relating to a residential area on the outskirts of a city
โSuburban sprawl increases car dependence and reduces access to public transport.โ
the willingness to accept beliefs or behaviour different from one's own
โSocial tolerance of diversity is associated with greater civic participation and economic growth.โ
illegal trade or movement of people or goods
โHuman trafficking is a modern form of slavery that exploits migrants and vulnerable people.โ
not having the same rights or advantages as the majority of people
โTargeted scholarships can help underprivileged students access higher education.โ
the state of being without a paid job
โYouth unemployment remains stubbornly high in many southern European countries.โ
relating to a town or city; characteristic of city life
โUrban poverty presents different challenges from rural poverty in terms of policy responses.โ
susceptible to physical or emotional harm; in need of protection
โClimate change impacts are most severe for vulnerable populations with limited adaptive capacity.โ
the health, happiness, and financial well-being of a person; state assistance
โThe welfare state was designed to protect citizens from poverty, illness, and unemployment.โ
the people engaged in or available for work
โAutomation is transforming the workforce by eliminating routine manual and cognitive tasks.โ
intense or irrational dislike of people from other countries
โXenophobia can increase during periods of economic hardship and political instability.โ
Education & Learning
47 words
relating to education and scholarship, especially at university level
โAcademic writing requires a formal register and evidence-based argumentation.โ
a thing done successfully through effort, skill, or courage
โThe gap in academic achievement between wealthy and disadvantaged students is a persistent issue.โ
the evaluation of performance or knowledge, often by examination
โFormative assessment gives teachers ongoing information to adjust their teaching strategies.โ
the reaching of a level of knowledge or skill
โGovernment targets for educational attainment set minimum standards for literacy and numeracy.โ
able to speak two languages fluently; using two languages
โBilingual education programmes have been shown to enhance cognitive flexibility in children.โ
an official document confirming a qualification or achievement
โA professional certificate can improve employment prospects in technical fields.โ
relating to mental processes such as thinking, understanding, and learning
โCognitive development in early childhood is strongly influenced by the quality of caregiving.โ
involving people working together towards a shared goal
โCollaborative project work develops teamwork and communication skills essential for employment.โ
the ability to do something successfully or efficiently
โDigital competency is increasingly required across all professional sectors.โ
covering or including much; thorough and complete
โA comprehensive review of the curriculum is needed to reflect twenty-first-century skills.โ
the objective analysis and evaluation of evidence to form a judgement
โCritical thinking is a cornerstone of higher education and professional competence.โ
the subjects taught at a school or university; an overall course of study
โA curriculum that includes financial literacy prepares young people for adult life.โ
an academic qualification awarded by a university
โGraduates with a degree in STEM subjects tend to earn above-average starting salaries.โ
the ability to find, evaluate, and create information using digital technologies
โDigital literacy is now as fundamental as reading and writing for participation in modern society.โ
a branch of knowledge; the practice of training to follow rules
โEach academic discipline has its own conventions for presenting evidence and argument.โ
education where students study without attending a physical school
โDistance learning platforms expanded access to higher education for millions during the pandemic.โ
a person who has left school or college before completing a course
โHigh dropout rates in secondary schools are linked to poverty, family instability, and disengagement.โ
the act of registering or being registered for a course or institution
โUniversity enrollment among women now exceeds that of men in most developed countries.โ
activities outside the formal academic curriculum
โExtracurricular activities develop soft skills and improve student wellbeing and engagement.โ
to make an action or process easier; to assist the progress of
โTechnology can facilitate personalised learning by adapting content to individual student needs.โ
following conventional rules and procedures; officially recognised
โFormal education is complemented by informal learning through experience and observation.โ
the basis or underlying principle; an introductory course or level
โA strong foundation in mathematics is essential for studying economics or engineering.โ
education beyond secondary school, especially at university level
โAccess to higher education remains unequal across socioeconomic groups in many countries.โ
addressing the whole person or system rather than just individual parts
โA holistic approach to education nurtures emotional and social development alongside academic skills.โ
inability to read or write
โAdult illiteracy limits economic participation and contributes to the intergenerational cycle of poverty.โ
not excluding any section of society; welcoming to all
โInclusive education ensures that students with disabilities learn alongside their peers.โ
free from external control; self-directed
โUniversity study demands a much higher level of independent thinking than school education.โ
introducing new ideas or methods; creative and forward-thinking
โInnovative pedagogy uses games and simulation to engage students in complex topics.โ
an established organisation, especially one providing education or public service
โPrestigious educational institutions attract both domestic and international students.โ
allowing two-way communication; engaging the learner actively
โInteractive whiteboards and response systems increase student engagement in classroom settings.โ
facts, information, and skills acquired through experience or education
โThe knowledge economy places a premium on intellectual skills over manual labour.โ
the ongoing voluntary pursuit of knowledge and skills throughout life
โLifelong learning is essential in an era when technology rapidly changes job requirements.โ
the ability to read and write; competence in a specific area
โMedia literacy helps students identify misinformation and evaluate sources critically.โ
to enrol at a college or university
โStudents who matriculate at elite institutions often have significant socioeconomic advantages.โ
an experienced person who guides a less experienced person
โA good mentor can provide career guidance and open professional networks for young graduates.โ
the ability to understand and work with numbers
โPoor numeracy limits students' ability to interpret data and make informed decisions.โ
the method and practice of teaching, especially as an academic subject
โConstructivist pedagogy encourages students to build understanding through active exploration.โ
the accomplishment of an action; how well someone does in a task
โStudent performance in standardised tests is influenced by a wide range of factors beyond ability.โ
a pass of an examination or an official completion of a course
โProfessional qualifications are increasingly required for entry into regulated occupations.โ
learning through repetition without deep understanding
โCritics argue that rote learning produces surface-level knowledge that is quickly forgotten.โ
a grant awarded to support education; academic study and achievement
โMerit-based scholarships enable talented students from low-income families to attend university.โ
the ability to do something well; expertise acquired through practice
โEmployers consistently cite communication and problem-solving skills as their top priorities.โ
made consistent across groups using a single norm or set of criteria
โStandardised testing allows meaningful comparison of attainment across schools and regions.โ
teaching, especially of individual students; fees paid for instruction
โRising tuition fees have led many students to take out substantial loans to fund their degrees.โ
a university student who has not yet received a first degree
โMany undergraduates gain work experience through internships alongside their studies.โ
relating to an occupation or employment; skills-based rather than academic
โVocational training programmes address skills shortages in construction, healthcare, and technology.โ
a meeting or session in which a group engages in intensive discussion and activity
โWriting workshops provide structured peer feedback that helps students improve their academic prose.โ
Technology & Innovation
47 words
a set of rules followed by a computer to solve a problem or task
โSearch engine algorithms rank web pages according to relevance and authority signals.โ
the simulation of human intelligence in machines programmed to think and learn
โArtificial intelligence is transforming industries from healthcare diagnostics to financial trading.โ
the use of technology to perform tasks with minimal human intervention
โFactory automation has increased productivity but displaced large numbers of manufacturing workers.โ
the range of frequencies within a band; data transmission capacity
โHigh bandwidth is essential for streaming video content and supporting remote working.โ
extremely large datasets that may be analysed to reveal patterns and trends
โRetailers use big data to personalise marketing and forecast consumer demand.โ
relating to the measurement of unique physical characteristics for identification
โBiometric passports use fingerprint and facial data to verify traveller identity.โ
high-speed internet connectivity with wide bandwidth
โReliable broadband access has become a prerequisite for remote education and economic participation.โ
the delivery of computing services over the internet rather than local hardware
โCloud computing allows businesses to scale their data storage without investing in physical servers.โ
the protection of computer systems and networks from digital attacks
โCybersecurity vulnerabilities in critical infrastructure pose serious national security risks.โ
facts and statistics collected for analysis or reference
โOrganisations that fail to protect user data face significant legal and reputational consequences.โ
relating to information represented as numbers; involving electronic technology
โThe digital economy now accounts for a significant share of GDP in most developed nations.โ
an unmanned aircraft or vehicle guided remotely or autonomously
โAgricultural drones can assess crop health across large fields with high precision.โ
the conversion of data into a coded form to prevent unauthorised access
โEnd-to-end encryption protects private communications from interception.โ
morally correct; relating to moral principles governing behaviour
โThe ethical implications of facial recognition technology in public spaces are hotly debated.โ
the physical components of a computer system
โAdvances in hardware have made powerful computing accessible to millions of users globally.โ
the introduction of new ideas, methods, or technologies
โInnovation in battery storage is essential for the widespread adoption of renewable energy.โ
a point where two systems or devices meet and interact; a user-facing design
โA well-designed interface makes software accessible to users with varying levels of technical skill.โ
the global network of connected computers and devices
โUniversal internet access is increasingly viewed as a basic right in the digital age.โ
a type of AI that enables systems to learn from data without being explicitly programmed
โMachine learning algorithms can detect fraudulent transactions far faster than human analysts.โ
software designed to disrupt or gain unauthorised access to a computer system
โHospitals are particularly vulnerable to malware attacks that can disrupt patient records systems.โ
a system of parts working together; the way something works
โThe mechanism by which social media algorithms amplify extreme content is well documented.โ
able to move freely; relating to mobile devices such as smartphones
โMobile banking has transformed access to financial services in developing economies.โ
a system of interconnected computers, organisations, or people
โA secure network infrastructure is fundamental to modern business operations.โ
no longer produced or used; out of date
โMany traditional job roles may become obsolete as automation spreads across industries.โ
connected to the internet; conducted via the internet
โOnline retail has grown exponentially, placing significant pressure on high-street businesses.โ
an official right granted to an inventor to produce and sell an invention
โTechnology firms invest heavily in patents to protect their intellectual property.โ
a digital service or application through which users interact
โSocial media platforms have become key channels for both news distribution and political messaging.โ
the right to keep personal information and activities confidential
โDigital privacy concerns have prompted calls for stricter regulation of data collection practices.โ
the efficiency with which outputs are produced from given inputs
โInvestment in technology can boost productivity, but benefits are not always distributed equally.โ
a first or preliminary model from which others are developed
โThe engineering team built a working prototype before committing to full-scale production.โ
the branch of technology dealing with the design and use of robots
โAdvances in robotics are enabling the automation of complex surgical procedures.โ
an artificial object placed in orbit around the Earth to relay communications
โSatellite technology enables global positioning systems used in navigation and logistics.โ
the state of being free from danger or threat; protection measures
โOrganisations must invest in both physical and digital security to protect sensitive assets.โ
to imitate the appearance or character of; to model a process
โComputer models simulate climate scenarios to predict the impact of policy decisions.โ
programs and operating information used by a computer
โOpen-source software reduces costs and encourages collaborative development across sectors.โ
close monitoring of a person, group, or place, especially by technology
โMass surveillance raises fundamental questions about civil liberties and democratic accountability.โ
a set of connected things forming a complex whole; an organised scheme
โA well-designed transport system reduces congestion and lowers per-capita carbon emissions.โ
relating to or using technology
โTechnological change is disrupting labour markets faster than education systems can respond.โ
to make a thorough or dramatic change in form, appearance, or character
โDigitalisation has the potential to transform public service delivery across government.โ
openness and accessibility of information; freedom from concealment
โAlgorithmic transparency is essential if citizens are to trust automated decision-making systems.โ
to raise to a higher standard; to improve or replace with a better version
โAgeing power grids must be upgraded to handle the variability of renewable energy sources.โ
a simulated three-dimensional environment experienced via technology
โVirtual reality is being used in medical training to allow students to practise procedures safely.โ
using radio waves rather than cables to transmit data
โWireless sensor networks allow real-time monitoring of environmental conditions across large areas.โ
a program designed to perform a specific function on a computer or device
โHealth monitoring applications have made it easier for patients to track chronic conditions.โ
a structured set of data held in a computer system
โA centralised database allows healthcare providers to access patient records securely.โ
a thing made for a particular purpose, especially an electronic gadget
โWearable devices collect biometric data that can be used to personalise health interventions.โ
the basic systems and services needed for an economy or organisation to function
โDigital infrastructure investment is as vital to economic growth as roads and railways.โ
Health & Wellbeing
47 words
a medicine that kills or inhibits the growth of bacteria
โOveruse of antibiotics in agriculture is accelerating the emergence of drug-resistant bacteria.โ
persisting for a long time or constantly recurring
โChronic diseases such as diabetes and heart disease account for the majority of global deaths.โ
capable of being transmitted from one person or organism to another
โCommunicable diseases spread rapidly in densely populated areas with inadequate sanitation.โ
the presence of a harmful substance that makes something impure or unsafe
โFood contamination with pathogens causes millions of cases of preventable illness each year.โ
a substance or treatment that relieves or eliminates a disease
โDespite decades of research, there is still no cure for many common viral infections.โ
the identification of a disease from symptoms and tests
โEarly diagnosis of cancer significantly improves the likelihood of successful treatment.โ
a physical or mental condition that limits a person's activities
โPeople with a disability often face barriers to employment that are not related to their capacity.โ
a disorder of the body or mind caused by infection, genetic factors, or lifestyle
โCardiovascular disease remains the leading cause of death in high-income countries.โ
a widespread occurrence of an infectious disease in a community
โThe obesity epidemic in many countries is driven by poor diet and sedentary lifestyles.โ
physical activity carried out to sustain or improve health and fitness
โRegular exercise reduces the risk of chronic disease and improves mental health outcomes.โ
extreme tiredness resulting from mental or physical exertion
โChronic fatigue is one of the most commonly reported symptoms in long-term illness.โ
the condition of being physically healthy and strong
โWorkplace wellness programmes that promote fitness can reduce absenteeism and boost productivity.โ
relating to genes, heredity, or genetics
โGenetic testing can identify individuals at elevated risk for hereditary conditions.โ
organised provision of medical care to individuals and communities
โUniversal healthcare coverage is associated with better population health outcomes at lower cost.โ
conditions or practices that maintain health and prevent disease
โHand hygiene is one of the most effective measures for preventing hospital-acquired infections.โ
the process of making a person immune to a disease through vaccination
โGlobal immunization campaigns have eliminated smallpox and reduced polio to near extinction.โ
the process of being invaded by a pathogen that causes disease
โRespiratory infections are the most common cause of antibiotic prescribing in primary care.โ
physical harm or damage to the body
โWorkplace injury rates have fallen significantly following the introduction of safety regulations.โ
the way a person lives, including diet, exercise, and habits
โA sedentary lifestyle is a major risk factor for obesity, diabetes, and cardiovascular disease.โ
a person's psychological and emotional wellbeing
โMental health conditions account for a growing proportion of disability worldwide.โ
the rate of death in a population; the state of being subject to death
โInfant mortality is used as a key indicator of the health and development of a nation.โ
suffering from a lack of proper nutrition
โMalnourished children face lifelong developmental disadvantages if intervention is delayed.โ
the process of obtaining food necessary for health and growth
โGood nutrition in early childhood is foundational to cognitive development and long-term health.โ
the condition of being very overweight, with serious health consequences
โObesity rates have tripled since 1975, driven by increased consumption of processed foods.โ
an epidemic occurring worldwide or over a very wide area
โThe COVID-19 pandemic exposed weaknesses in global health surveillance and response systems.โ
relating to medicinal drugs and their manufacture
โPharmaceutical companies invest billions in research and development of new treatments.โ
the action of stopping something from happening, especially disease
โDisease prevention through vaccination is far more cost-effective than treatment.โ
relating to the mind and mental processes
โPsychological support is an important component of comprehensive cancer care.โ
the protection and improvement of community health through policy and education
โPublic health interventions such as smoking bans have significantly reduced lung cancer rates.โ
the process of returning to health or normal function after illness
โPost-operative recovery is faster when patients receive adequate physiotherapy and nutrition.โ
to restore someone to health or normal life through treatment
โCommunity-based programmes seek to rehabilitate offenders and reduce reoffending rates.โ
the ability not to be affected by something; opposition to a force
โAntimicrobial resistance threatens to make routine surgeries and treatments life-threatening.โ
characterised by much sitting and little physical activity
โSedentary behaviour is strongly associated with increased risk of type 2 diabetes.โ
mental or emotional pressure or tension
โChronic stress has been linked to a range of physical conditions including cardiovascular disease.โ
the treatment of injuries or diseases using manual or operative methods
โAdvances in minimally invasive surgery have dramatically reduced recovery times.โ
a sign of a disease or condition experienced by the patient
โRecognising the early symptoms of a stroke can save lives and prevent permanent disability.โ
having a healing or beneficial effect on the body or mind
โTherapeutic exercise programmes are used in the management of chronic back pain.โ
medical care given to a patient for illness or injury
โTreatment of drug-resistant tuberculosis is complex, expensive, and prolonged.โ
the administration of a vaccine to protect against a disease
โWidespread vaccination coverage is necessary to achieve herd immunity in a population.โ
the state of being comfortable, healthy, and happy
โEmployee wellbeing programmes are increasingly seen as a core part of workplace strategy.โ
the active pursuit of activities that lead to a healthy and fulfilling life
โThe wellness industry has grown rapidly as consumers prioritise preventive health.โ
a cause of pain or distress; an illness or condition
โPoverty remains one of the greatest afflictions facing global health systems.โ
relating to the heart and blood vessels
โRegular aerobic exercise provides significant cardiovascular health benefits across all age groups.โ
relating to the direct examination and treatment of patients
โClinical trials must meet strict ethical standards before new drugs can be approved.โ
resistant to a particular infection owing to past exposure or vaccination
โPeople who are immune to a disease cannot transmit it to others, protecting the community.โ
a drug or other preparation used to treat or prevent disease
โAdherence to prescribed medication is a major challenge in managing chronic conditions.โ
a part of the body with a specific function; a body tissue group
โOrgan transplantation has transformed the treatment of end-stage kidney and liver disease.โ
Economics & Commerce
47 words
government policies of reducing public spending to reduce budget deficits
โProlonged austerity measures led to cuts in public services that disproportionately affected the poor.โ
an estimate of income and expenditure for a set period; financial planning
โThe government's budget allocated additional funds to healthcare and infrastructure.โ
wealth in the form of money or assets; financial resources used in production
โAccess to capital is a major barrier for small businesses in developing economies.โ
a raw material or primary agricultural product that can be bought and sold
โFluctuations in commodity prices can have severe consequences for resource-dependent economies.โ
rivalry between firms or individuals for the same goal or market
โIncreased competition from low-cost manufacturers has driven down prices for consumers.โ
a cultural preoccupation with the acquisition of goods and services
โCritics of consumerism argue that it encourages waste and unsustainable resource use.โ
a large company or group of companies authorised to act as a single entity
โMultinational corporations wield enormous economic and political influence in many countries.โ
money owed by one party to another; financial obligation
โHigh levels of national debt can constrain a government's ability to respond to economic crises.โ
the amount by which expenditure exceeds income; a shortage
โA current account deficit indicates that a country is importing more than it exports.โ
the desire of consumers to purchase goods and services
โRising consumer demand for sustainable products is reshaping supply chains globally.โ
economic and social progress; the process of growing or improving
โSustainable development seeks to balance economic growth with environmental protection.โ
to supply goods to retailers; to spread something among a number
โGovernments intervene in markets to distribute public goods more equitably.โ
relating to economics or the economy; justified in terms of profitability
โEconomic growth alone is not a sufficient measure of a society's overall wellbeing.โ
a business or company; willingness to take initiative or risk
โSmall enterprise development is a key strategy for reducing poverty in low-income countries.โ
a product or service sold to another country; the act of selling abroad
โAgricultural exports make up the majority of foreign exchange earnings in many developing nations.โ
management of large amounts of money; funding
โClimate finance refers to funds raised to support mitigation and adaptation projects.โ
relating to government revenue and expenditure; financial
โFiscal policy instruments include taxation and public spending to manage aggregate demand.โ
to rise and fall irregularly; to vary in amount
โCurrency values fluctuate in response to changes in interest rates and market confidence.โ
investment made by a company or individual in one country into another
โForeign investment has contributed to rapid industrialisation in several East Asian economies.โ
Gross Domestic Product; the total value of goods and services produced in a country
โGDP growth is often used as a proxy for economic success, though it has significant limitations.โ
the process by which businesses and cultures operate on an international scale
โGlobalization has created new markets but also intensified competition for domestic industries.โ
the process of increasing in size, wealth, or importance
โSustained economic growth requires investment in education, infrastructure, and innovation.โ
a product brought into a country from abroad; the act of buying from abroad
โA heavy reliance on food imports creates vulnerability to global supply chain disruptions.โ
money received regularly for work or investment
โIncome inequality has widened in most OECD countries since the 1980s.โ
a general increase in prices and fall in the purchasing value of money
โCentral banks raise interest rates to control inflation when it exceeds target levels.โ
the action of putting money into something with the expectation of profit
โPublic investment in research and development underpins long-run productivity growth.โ
work done by people; the workforce collectively
โThe labor market is increasingly polarised between high-skill and low-skill employment.โ
an area or arena where commercial dealings are conducted
โMarket forces alone are insufficient to address externalities such as pollution.โ
the exclusive possession or control of the supply of a commodity
โA monopoly in digital platforms can lead to higher prices and less consumer choice.โ
the state of being extremely poor
โExtreme poverty has declined globally, but relative poverty within rich nations has grown.โ
to transfer an industry from public to private ownership
โCritics argue that privatizing water utilities prioritises profit over universal access.โ
money gained after costs; financial gain
โReinvesting profit into research and development drives long-term competitive advantage.โ
the state of being successful or thriving financially
โBroadly shared prosperity requires investment in public education and social protection.โ
a period of temporary economic decline lasting two or more quarters
โThe 2008 recession led to widespread unemployment and a reassessment of financial regulation.โ
a change made to improve a system, law, or institution
โLand reform has been central to poverty reduction strategies in many developing countries.โ
a rule issued by an authority; the process of controlling something
โFinancial regulation is necessary to prevent the risk-taking that led to the 2008 banking crisis.โ
income generated from business activities; government income from taxes
โTax revenue funds the public services on which all citizens depend.โ
a sum of money granted by the government to assist an industry
โAgricultural subsidies in wealthy nations undermine the competitiveness of farmers in developing countries.โ
the amount of something available for use; provision of goods
โDisruptions to global supply chains highlighted the risks of over-reliance on single sources.โ
a tax or duty imposed on imported or exported goods
โTrade tariffs are often used to protect domestic industries from cheaper foreign competition.โ
a compulsory contribution to government revenue levied on income or goods
โProgressive taxation reduces inequality by placing a higher burden on higher earners.โ
the buying and selling of goods and services; commerce
โInternational trade agreements seek to reduce barriers and expand market access.โ
the state of being without paid work despite seeking it
โStructural unemployment arises when workers' skills no longer match available jobs.โ
a risky business enterprise; a new commercial undertaking
โVenture capital funds early-stage companies with high growth potential.โ
an abundance of valuable possessions or money
โThe concentration of wealth in a small elite undermines democratic governance.โ
relating to money or currency; of or denoting money supply and interest rates
โMonetary policy is used by central banks to control inflation and support employment.โ
the efficiency with which outputs are produced from given inputs
โInvestment in technology can boost productivity, but gains must be broadly shared to reduce inequality.โ
Government & Policy
47 words
the fact of being responsible for one's actions and required to justify them
โDemocratic accountability requires transparency in how public funds are allocated and spent.โ
the management of an organisation; a government in office
โThe new administration pledged to reform the tax system within its first year.โ
a change or addition made to a law, document, or plan
โConstitutional amendments require a supermajority vote in many democratic systems.โ
the power to give orders and make decisions; a person with expertise
โLocal authority planning departments control decisions on new housing developments.โ
a system of government with complex rules and procedures
โExcessive bureaucracy can delay the delivery of essential services to citizens.โ
a series of organised actions to achieve a goal; an election campaign
โCampaign finance reform is needed to limit the influence of wealthy donors on elections.โ
relating to a city or town and its citizens; relating to civil life
โCivic education instils democratic values and encourages active participation in public life.โ
a temporary alliance of parties or groups for a common purpose
โCoalition governments must negotiate between competing priorities to pass legislation.โ
a body of fundamental principles by which a state is governed
โA strong constitution provides a framework for protecting individual rights and limiting state power.โ
dishonest or fraudulent conduct by those in power
โCorruption undermines public trust in government and diverts resources from public services.โ
a system of government by elected representatives
โA healthy democracy requires an independent judiciary, free press, and active civil society.โ
an official representing a country abroad; a person skilled in negotiation
โSenior diplomats worked for months to broker the ceasefire agreement.โ
to compel observance of a law or rule; to ensure compliance
โEnvironmental laws are meaningless if authorities lack the capacity to enforce them.โ
relating to a system of government in which power is divided between central and regional bodies
โIn federal systems, regional governments have significant autonomy in areas such as education.โ
the way in which an organisation or country is managed
โGood governance depends on transparency, accountability, and the rule of law.โ
a system of ideas forming the basis of an economic or political theory
โPolitical parties are often defined by ideological differences over the role of the state.โ
to put a plan or decision into effect
โGovernments often struggle to implement ambitious policies due to budget constraints and resistance.โ
the fact of not being subject to another's authority; self-governance
โJudicial independence is a cornerstone of the rule of law in democratic societies.โ
an established organisation providing a public service
โStrong democratic institutions are the most reliable safeguard against authoritarianism.โ
the quality of being fair and reasonable; the legal system
โAccess to justice must be available to all citizens regardless of wealth or social status.โ
a rule recognised by a community and enforced by authorities
โEnvironmental law provides the legal basis for holding polluters accountable.โ
laws considered collectively; the process of making laws
โNew equality legislation prohibits discrimination in employment on the grounds of age.โ
the state of being free to act, speak, and think as one chooses
โCivil liberty groups challenged the surveillance law as an infringement of constitutional rights.โ
official authority to carry out a policy; an instruction given by voters
โThe government claimed a mandate from voters to implement the policy it had promised.โ
a form of government with a monarch at the head
โConstitutional monarchy separates the ceremonial role of the head of state from executive power.โ
relating to a town or city and its local government
โMunicipal authorities are responsible for waste collection, roads, and local planning.โ
to try to reach an agreement through discussion
โGovernments must negotiate with multiple stakeholders to develop effective climate policy.โ
the highest legislative body in a country
โParliament scrutinises proposed legislation and can amend or reject government bills.โ
a course of action adopted by an organisation or government
โSocial policy must balance economic efficiency with the protection of vulnerable groups.โ
relating to the government and public affairs of a country
โPolitical stability is a prerequisite for attracting long-term foreign investment.โ
to sign or give formal consent to a treaty or agreement
โNations must ratify international agreements before they become legally binding domestically.โ
to control or supervise by means of rules and restrictions
โGovernments regulate financial markets to prevent fraud and protect consumers.โ
a person chosen to act or speak on behalf of others
โElected representatives are accountable to their constituents for the decisions they make.โ
legal entitlements; moral or legal claims to have or do something
โHuman rights are universal and must be protected regardless of nationality or status.โ
the principle that all people and institutions are subject to and accountable to the law
โThe rule of law is the foundation of a just and stable society.โ
a penalty for breaking a rule; official approval
โEconomic sanctions are used as diplomatic tools to pressure governments to change behaviour.โ
supreme power or authority; the right of a state to govern itself
โNational sovereignty is increasingly challenged by supranational bodies and global agreements.โ
a written law passed by a legislative body
โThe statute of limitations sets the maximum time after an event within which legal proceedings may begin.โ
a formally concluded agreement between states
โInternational climate treaties set legally binding emissions reduction targets for signatories.โ
a formal choice expressed in an election or meeting
โCompulsory voting systems achieve higher participation but raise questions about political freedom.โ
a draft of a proposed law presented to a legislature
โThe environment bill passed its second reading in parliament with cross-party support.โ
a formal process by which people vote for a representative or policy
โFree and fair elections are the minimum requirement for a functioning democracy.โ
the governing body of a nation; the system by which a state is governed
โAn effective government balances economic development with social protection and environmental stewardship.โ
a change made to improve something that is considered unsatisfactory
โElectoral reform is needed to ensure that all votes carry equal weight in the outcome.โ
financial support granted by a government to help an industry or person
โFossil fuel subsidies undermine the economics of renewable energy investment.โ
the health, happiness, and fortunes of a person; state financial assistance
โWelfare reform has been politically contentious in many developed economies.โ
of or concerning the people as a whole; provided by the state
โPublic services such as healthcare and education are central to a functioning society.โ
Culture & Globalisation
49 words
the process of adopting the culture of a different group
โAcculturation can be a source of both opportunity and stress for immigrant communities.โ
creative expression through painting, music, literature, and other media
โArt plays a vital role in preserving cultural memory and fostering social dialogue.โ
the process of becoming part of a different social group or accepting its culture
โFull assimilation into a host society can take several generations for immigrant families.โ
able to speak two languages fluently; expressed in two languages
โBilingual signage in public spaces reflects and reinforces a society's commitment to inclusion.โ
a traditional practice or usual way of behaving in a society
โCultural customs around food and family vary enormously between societies.โ
a group of people who have spread from their original homeland
โThe Indian diaspora has played a significant role in transmitting cultural practices globally.โ
the state of having many different elements, people, or perspectives
โCultural diversity enriches society by introducing new ideas and ways of solving problems.โ
relating to a population subgroup with a shared national or cultural tradition
โEthnic minorities often face challenges in accessing culturally sensitive healthcare.โ
the process by which businesses and cultures operate on an international scale
โGlobalization has accelerated the spread of both Western consumer culture and cross-cultural exchange.โ
traditions, achievements, and beliefs inherited from previous generations
โUNESCO designates World Heritage Sites to preserve locations of outstanding cultural significance.โ
the process of making things the same or uniform
โCritics fear that globalization leads to the homogenization of world cultures under Western influence.โ
the distinguishing character or personality of an individual or group
โCultural identity is shaped by language, religion, tradition, and shared historical experience.โ
the movement of people into a country to live permanently
โImmigration policy must balance economic needs with humanitarian obligations and social capacity.โ
originating or occurring naturally in a particular place
โIndigenous cultural practices offer sustainable approaches to land and resource management.โ
the act of combining or incorporating groups into a wider society
โSuccessful cultural integration requires mutual respect and willingness to adapt on both sides.โ
occurring between or involving different cultures
โIntercultural dialogue is essential for building understanding and reducing social conflict.โ
a system of communication used by a community
โLanguage is both a medium of communication and a carrier of cultural values and worldviews.โ
written works of artistic value; books and writings collectively
โLiterature provides a window into the social and historical context of other cultures.โ
the main means of mass communication collectively
โGlobal media shapes cultural perceptions and can marginalise voices from the developing world.โ
movement of people from one region to another; seasonal movement
โRural-to-urban migration is reshaping the social fabric of many rapidly developing nations.โ
relating to or containing several cultural or ethnic groups
โA multicultural society can foster innovation and economic dynamism through diverse perspectives.โ
a standard or pattern of behaviour expected in a social group
โSocial norms around gender and family roles are shifting rapidly in many societies.โ
the way in which something is understood or interpreted
โPublic perception of immigration is often more negative than objective data would justify.โ
the action of protecting something from harm or decay
โThe preservation of endangered languages requires dedicated policy and community support.โ
a system of faith and worship; belief in and reverence for a deity
โReligion continues to play a central role in shaping the values and practices of many societies.โ
a ceremony or action performed in a set, formal way
โRituals such as harvest festivals reinforce community bonds and cultural continuity.โ
the community of people living in an organised social structure
โA well-functioning society requires shared values, trust, and effective institutions.โ
an oversimplified and fixed image of a particular type of person
โStereotypes about ethnic groups can influence hiring decisions even when employers are unaware.โ
a cultural group within a larger culture, with different beliefs or interests
โYouth subcultures often express resistance to mainstream social norms through fashion and music.โ
a mark or sign used to represent something; a thing that represents an idea
โNational symbols such as flags and anthems play an important role in constructing collective identity.โ
the business of travelling for pleasure; the industry serving tourists
โMass tourism can both support local economies and damage cultural heritage if unmanaged.โ
a long-established custom or belief passed down through generations
โTraditional practices of conflict resolution can complement formal legal systems in many communities.โ
to convert words from one language to another; to interpret
โThe ability to translate cultural context is as important as linguistic translation in diplomacy.โ
the process of making areas more urban; the population shift to cities
โRapid urbanization is challenging governments to provide adequate infrastructure and services.โ
a principle or standard of behaviour considered important
โDemocratic values of freedom and equality are not universally shared across all cultures.โ
the process of adopting Western culture, values, and practices
โWesternization has been both welcomed for economic opportunity and resisted for cultural loss.โ
familiar with and at ease in many different countries and cultures
โCosmopolitan cities attract global talent and serve as hubs for cultural and economic exchange.โ
the sharing of ideas, values, and practices between different cultures
โStudent exchange programmes foster cultural exchange and international understanding.โ
a regional variety of a language with distinct vocabulary or pronunciation
โLocal dialects are an important part of cultural heritage and should be actively preserved.โ
to leave one's own country to settle permanently in another
โMany skilled professionals emigrate in search of higher wages and better career opportunities.โ
the fact of belonging to a social group with a common national or cultural tradition
โEthnicity is one of many factors that shape individual identity and social experience.โ
traditional stories, customs, and beliefs of a community
โFolklore often encodes practical knowledge about local environments passed down through generations.โ
the idea that the world has become a community through telecommunications
โThe concept of a global village captures how digital technology has compressed time and space.โ
of mixed character; combining two different elements or traditions
โHybrid cultural forms, blending local and global influences, are increasingly common in music and fashion.โ
the capacity to have an effect on the character or behaviour of someone
โColonial influence continues to shape the legal and educational systems of many former colonies.โ
a group differing in characteristics from the larger group of which it is part
โPolicies protecting linguistic minorities ensure that smaller cultural communities can thrive.โ
a large body of people united by common descent, history, culture, or language
โThe concept of a nation is a relatively recent historical construction in many parts of the world.โ
a particular way of considering something; a point of view
โTeaching history from multiple perspectives helps students develop critical and empathetic thinking.โ
a comprehensive framework for understanding the world and one's place in it
โDifferent worldviews lead to different approaches to environmental ethics and responsibility.โ
Science & Research
49 words
to examine something methodically and in detail
โResearchers analyzed the data using multivariate regression to control for confounding variables.โ
the science of living organisms and life processes
โAdvances in molecular biology have transformed our understanding of genetic disease.โ
a substance that speeds up a reaction; something that triggers change
โThe discovery acted as a catalyst for a new wave of research into protein folding.โ
the scientific study of the structure and properties of matter
โAtmospheric chemistry helps us understand how pollutants interact in the environment.โ
to carry out a study, experiment, or analysis
โThe trial was conducted in three phases to meet regulatory approval requirements.โ
a group in an experiment that does not receive the treatment being tested
โParticipants in the control group received a placebo rather than the experimental drug.โ
a mutual relationship or connection between two variables
โThere is a strong positive correlation between years of education and lifetime earnings.โ
facts and statistics collected for reference or analysis
โThe quality of the data determines the reliability of the conclusions drawn from it.โ
to reach a conclusion by reasoning from evidence
โScientists deduce the age of rock strata from the rate of radioactive decay.โ
to show clearly; to prove through experiment or argument
โThe experiment demonstrated a causal link between the intervention and the observed outcome.โ
deoxyribonucleic acid; the molecule carrying genetic instructions
โDNA evidence has transformed criminal justice by allowing definitive identification of individuals.โ
based on observation or experiment rather than theory or logic
โEmpirical evidence from randomised controlled trials provides the strongest basis for medical decisions.โ
the process by which species change over time through natural selection
โThe evolution of antibiotic resistance is a direct consequence of selection pressure from drug use.โ
a scientific procedure to test a hypothesis
โA well-designed experiment includes a control group, randomisation, and blind assessment.โ
the results of research or an investigation
โThe findings were published in a peer-reviewed journal to allow independent scrutiny.โ
a mathematical rule expressed in symbols; a method for achieving something
โEinstein's formula E=mcยฒ expressed the equivalence of mass and energy.โ
the study of heredity and the variation of inherited characteristics
โAdvances in genetics are opening new possibilities for personalised medicine.โ
a proposed explanation made on the basis of limited evidence
โThe researchers formulated a hypothesis that could be tested through controlled experimentation.โ
a room or building equipped for scientific research
โLab safety protocols are essential to protect researchers from chemical and biological hazards.โ
the system of methods used in a particular area of study
โA clear methodology section allows readers to assess whether the study is valid and replicable.โ
the smallest unit of a substance that retains its chemical properties
โResearchers engineered a molecule capable of targeting cancer cells without harming healthy tissue.โ
to notice or perceive; to watch carefully for scientific purposes
โScientists observe changes in bird migration patterns as evidence of climate change.โ
a living thing, especially a microscopic one
โMarine organisms are under threat from ocean acidification and rising sea temperatures.โ
the scientific study of matter, energy, and their interactions
โNuclear physics underpins both energy generation and the development of weapons.โ
an established series of actions to achieve a result
โEach laboratory procedure was documented in full to ensure reproducibility.โ
a large molecule made of amino acids, essential to life processes
โThe protein produced by the gene was found to regulate cell division.โ
to make findings available through a journal or other medium
โScientists are under pressure to publish results quickly, which can compromise rigour.โ
relating to the discrete units of energy in quantum theory
โQuantum computing could solve problems beyond the reach of classical computers.โ
a chemical process in which substances interact to form new substances
โThe reaction between carbon dioxide and water produces carbonic acid in the oceans.โ
to make an exact copy; to repeat an experiment to verify results
โScientific findings gain credibility only when independent teams can replicate them.โ
systematic investigation to establish facts and reach new conclusions
โLongitudinal research tracks the same subjects over years to study development and change.โ
a consequence, effect, or outcome; a value obtained from a calculation
โThe results confirmed the hypothesis and were consistent with earlier theoretical predictions.โ
a small part representing the whole; a group selected for study
โA representative sample is essential if the results are to be generalised to a wider population.โ
relating to science; systematic and methodical
โThe scientific method provides a framework for testing claims about the natural world.โ
to imitate or model a process, especially using a computer
โResearchers simulate climate scenarios to forecast the consequences of policy decisions.โ
a class of similar organisms capable of interbreeding
โThousands of species are listed as endangered due to habitat destruction and climate change.โ
a fact or piece of data obtained from a study
โThe statistic showing one in four people will experience mental illness is widely cited.โ
a detailed investigation or analysis of a subject
โA landmark study published in The Lancet linked air pollution to premature deaths globally.โ
an investigation of opinions or conditions by questioning a sample group
โThe national health survey collected data from over 20,000 households across the country.โ
to combine elements to form a new compound; to integrate information
โThe literature review synthesized findings from over 100 studies on the topic.โ
to examine or trial to assess quality or performance
โResearchers test new treatments through randomised controlled trials before clinical adoption.โ
a well-substantiated explanation based on evidence and reasoning
โDarwin's theory of evolution by natural selection is one of the most powerful in science.โ
a formal test of something; a clinical experiment to evaluate a treatment
โPhase III clinical trials assess the effectiveness and safety of a drug in large populations.โ
an element that may change in an experiment; something that can vary
โControlling for confounding variables is essential for drawing valid causal conclusions.โ
to make sure or demonstrate that something is true
โIndependent labs were asked to verify the results before the paper was submitted for publication.โ
the basic structural unit of all living organisms
โStem cell research holds promise for treating a wide range of degenerative diseases.โ
the action of arranging things in categories according to shared qualities
โThe classification of organisms into kingdoms is a cornerstone of biological science.โ
the study of organisms and their relationships with each other and their environment
โUrban ecology examines how biodiversity can be supported within city environments.โ
a fact or situation that is observed to exist or happen
โThe researchers sought to explain the phenomenon observed in the first phase of the study.โ
Urban Development
50 words
housing that is priced within reach of people on lower or average incomes
โThe shortage of affordable housing is forcing many working families to leave major cities.โ
the art and science of designing and constructing buildings
โSustainable architecture incorporates passive heating, natural ventilation, and renewable materials.โ
land previously used for industrial purposes that can be redeveloped
โBuilding on brownfield sites prevents further encroachment on green spaces at the city's edge.โ
the technical and political process of controlling land use and urban growth
โCity planning must anticipate population growth decades in advance to avoid infrastructure deficits.โ
relating to commerce; used for business rather than residential purposes
โCommercial development along the waterfront has brought investment and employment to the area.โ
a group of people living in the same area or sharing a common interest
โCommunity consultation is essential before major urban development projects are approved.โ
excessive accumulation of traffic or people in one area
โCongestion charging in central London has reduced traffic and improved air quality significantly.โ
the building of something, especially large structures
โConstruction of the new metro line will ease congestion and improve cross-city travel times.โ
relating to the structure of populations
โDemographic change is increasing demand for accessible housing and elder care facilities.โ
the number of people or things in an area; how compact something is
โHigher residential density near transport hubs reduces car dependence and carbon emissions.โ
the process of constructing new buildings or improving an area
โTransit-oriented development concentrates housing and services around public transport nodes.โ
a defined area with particular characteristics or administration
โThe historic district was designated a conservation area to protect its architectural character.โ
the surroundings in which people live; the natural world
โThe built environment profoundly shapes residents' physical activity levels and mental health.โ
the process by which wealthier residents move into a poor area, displacing existing residents
โGentrification increases property values but often displaces long-established low-income communities.โ
the way in which a city, organisation, or country is managed
โEffective urban governance requires coordination across transport, housing, and environmental agencies.โ
areas of grass, trees, or other vegetation within or near an urban area
โGreen space in cities reduces urban heat, improves air quality, and supports mental health.โ
the basic physical systems needed for a society to function
โAgeing water and transport infrastructure in many cities requires urgent investment.โ
the allocation of money with the expectation of long-term benefit
โPrivate investment in urban regeneration must be complemented by public spending on services.โ
the management and modification of land for different purposes
โMixed land use allows people to live, work, and access services within walkable distances.โ
the quality of life offered by a place; how pleasant it is to live in
โUrban livability rankings assess factors such as safety, transport, culture, and environment.โ
relating to a large city or urban area
โMetropolitan regions often generate the majority of national GDP through agglomeration effects.โ
a town or city with its own local government
โMunicipalities must balance the competing demands of residents, businesses, and developers.โ
a district or area forming a community within a town or city
โWalkable neighbourhoods with local amenities reduce car use and foster community interaction.โ
the process of making decisions about land use and development
โStrategic planning can prevent urban sprawl and protect agricultural land on city fringes.โ
the presence of harmful substances in the environment
โAir pollution in rapidly growing cities is a public health emergency requiring urgent policy action.โ
the total number of inhabitants of a place
โThe global urban population is projected to reach five billion by 2030.โ
a system of buses, trains, and other vehicles available to the general public
โInvesting in public transport reduces car dependency and lowers per-capita emissions.โ
the act of renewing or improving a declining area or community
โUrban regeneration projects have revitalised former industrial areas in many post-industrial cities.โ
designed for people to live in; relating to housing
โResidential density must increase in city centres to accommodate growing urban populations.โ
to give new life or energy to something that has declined
โCultural investment can help revitalize post-industrial towns by attracting tourists and new businesses.โ
the provision of clean drinking water and adequate sewage disposal
โInadequate sanitation in informal settlements contributes to the spread of waterborne diseases.โ
an urban area that uses technology to improve efficiency and quality of life
โSmart city initiatives use data from sensors to optimise traffic management and energy use.โ
a residential area on the outskirts of a city
โPost-war suburbs were designed around car ownership and are difficult to retrofit for walking.โ
able to be maintained without depleting resources or causing lasting damage
โSustainable urban development integrates social, economic, and environmental objectives.โ
vehicles moving on roads; the movement of people or goods
โTraffic congestion in major cities costs billions of dollars in lost productivity each year.โ
the passage of people or vehicles; a public transport system
โRapid transit systems can move thousands of passengers per hour far more efficiently than cars.โ
relating to a city or town; characteristic of a city environment
โUrban heat islands are areas significantly warmer than surrounding rural environments.โ
the process of making areas more urban; the population shift from rural to urban
โRapid urbanization in Asia and Africa is creating both economic opportunity and infrastructure strain.โ
a public service such as water, electricity, or gas; usefulness
โUtility networks must be upgraded to handle the demands of growing urban populations.โ
the division of land into areas designated for different uses
โExclusionary zoning that prohibits apartments can exacerbate housing affordability crises.โ
a feature making a place pleasant or attractive to live in
โProximity to amenities such as parks and schools significantly affects residential property values.โ
having no net release of carbon dioxide into the atmosphere
โSeveral cities have committed to becoming carbon neutral by 2050 through ambitious local policies.โ
closely and neatly packed; dense rather than sprawling
โCompact city design reduces travel distances and supports more efficient use of infrastructure.โ
in a very poor condition through neglect; abandoned
โDerelict buildings lower property values and attract antisocial behaviour in affected areas.โ
power derived from resources; the capacity for vigorous activity
โBuildings account for nearly 40% of global energy consumption, making their retrofit essential.โ
the ability to move or be moved freely; transport options
โSustainable mobility solutions include cycling infrastructure, car-sharing, and electric buses.โ
a person travelling on foot; relating to walking
โPedestrian-friendly streets reduce traffic accidents and encourage more active travel.โ
a building or piece of land; ownership of something
โRapid increases in property prices are making homeownership unattainable for many young people.โ
the process of improving or restoring a building
โThe renovation of historic buildings for modern use preserves heritage while reducing construction waste.โ
the outline of buildings and other structures against the sky
โA city's skyline can become a symbol of its economic ambition and cultural identity.โ
How to study this vocabulary list effectively
Organising vocabulary by theme helps you build semantic networks. When you learn 'deforestation', 'biodiversity', and 'ecosystem' together, you retain all three more easily.
Passive recognition is not enough for IELTS Writing. After learning each section, write a short paragraph that uses three to five of the words in context.
Many IELTS high-frequency words share common prefixes and suffixes. Recognising patterns like '-tion', '-ise', and 'un-' lets you expand your active vocabulary rapidly.
Use spaced repetition โ review new words the next day, then after three days, one week, and one month โ to move vocabulary from short-term to long-term memory.
Put your vocabulary to the test
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