IELTS High Frequency Vocabulary : Useful words in IELTS Speaking
Environmental and Energy
- Underground Water: Water located beneath the surface of the Earth.
- Evaporation: The process by which a liquid is converted into vapor.
- Drinking Water: Water that is safe for human consumption.
- Tapped Water: Water that comes from a faucet and is used for drinking and other household purposes.
- Surface Water: Water that is on the surface of the Earth, such as in rivers and lakes.
- Water Resources: The supply of water, usually on the Earth's surface or underground, that can be utilized for various needs.
- Water Purifying: The process of removing impurities from water.
- Water Tank: A container for holding water, often used for storage or irrigation.
- Contamination: The presence of a harmful or poisonous substance in food, water, air, etc.
- Contaminated Water: Water that contains harmful substances.
- Pollution: The presence in or introduction into the environment of a substance which has harmful or poisonous effects.
- Destruction: The act of destroying something.
- Acid Rain: Rainfall with elevated levels of acidic components.
- Pollutant: A substance that contaminates the environment.
- Chemicals: Substances produced by or used in chemistry that have a characteristic composition, structure, or properties.
- Toxic Waste: Waste that contains substances that are harmful to living organisms and the environment.
- Concrete: A building material made from cement, sand, and aggregates.
- Green Waste: Organic waste material resulting from gardening and other plant-based activities.
- Weeds: Plants that grow in cultivated ground to the exclusion of desired plants.
- Over-Grow Plant: A plant that has grown excessively and is untidy or invasive.
- Waste Recycling: The process of converting waste materials into new materials and objects.
- Alternative Energy: Energy sources that are alternatives to fossil fuels.
- Energy: The strength and vitality required for sustained physical or mental activity.
- Fossil Fuels: Fuels formed by natural processes, such as coal, oil, and natural gas.
- Coal: A black or brownish-black sedimentary rock that is combustible.
- Petrol: A refined oil that is used as fuel for motor vehicles.
- Solar Power: Energy derived from the sun.
- Nuclear Power: Energy obtained through the use of nuclear reactions.
- Tide Power: Energy harnessed from the rise and fall of tidal waters.
- Wind Power: Energy generated through the use of wind turbines.
- Marsh Gas: A flammable gas, consisting mainly of methane, found in marshy areas.
- Consumption: The use of a resource or fuel.
- Irrigation: The artificial application of water to land or crops.
- Stem: The main structural axis of a plant.
- Fertilizer: Any substance that provides essential nutrients to plants.
Environmental Issues
- Loss of Soil: The process of soil erosion or degradation.
- Drought: A period of unusually low precipitation.
- Floods: An overflow of a large amount of water.
- Overfishing: The act of catching fish in excess of what is sustainable.
- Deforestation: The clearance of trees and forests.
- Damage: Harm or injury to something.
- Side Effect: An indirect or secondary effect.
City Activities
- Machinery: Machines or large mechanical apparatus.
- Mechanism: A process or system that functions in a particular way.
- Population: The total number of people living in a particular area.
- Distribution: The way in which things are spread or distributed over an area.
- Aging Population: A population with a high proportion of elderly people.
- Lifespan: The length of time that a person or thing exists or is likely to last.
- Population Density: The number of people living in a particular area.
- Global Perspective: A view that encompasses the whole world.
- City Expansion: The growth or enlargement of a city.
- Social Isolation: The state of being isolated from society.
- Social Matters: Issues or concerns relating to society.
- Violent Crime: Criminal acts involving physical force or violence.
- Prison: An institution for the confinement of adults who have been convicted of serious crimes.
- Family Relationships: The connections between family members.
- Street Children: Children who live on the streets, without a home.
- Teenagers: Young people between the ages of 13 and 19.
- Divorce: The legal termination of a marriage.
- Corruption: Dishonest or fraudulent conduct by those in power.
- Morality: The differentiation of what is good from what is evil.
- Vote Right: The right to vote in elections.
- Fringe Stage: A stage or area that is not central or main.
- Main Stage: The central or primary stage for performances.
- Touch-Screen: A computer display that can detect touch.
- Touch Table: A table with a touch-sensitive surface.
- Transmit: To send out a signal or message.
- Sensor: A device that detects or responds to physical stimuli.
- Radar: A system that uses radio waves to detect objects.
- Traffic Jam: A situation where a line of vehicles is unable to move.
Transportation and Daily Affairs
- Motorcycle: A two-wheeled motor vehicle.
- Wooden Trolley: A cart typically made of wood.
- Steam: The gaseous phase of water.
- Engine: A machine designed to convert energy into mechanical motion.
- Navigation: The process of monitoring and controlling the movement of a craft or vehicle from one place to another.
- Bamboo: A fast-growing woody plant.
- Glider: A craft that flies by using air currents.
- Wind Tunnel: A research tool that produces a controlled stream of air.
- Propeller: A device with rotating aerofoils used to propel a vehicle.
- Stability: The state of being stable.
- Wing Design: The design of the wings of an aircraft.
- Passengers’ Weight: The combined weight of the passengers in a vehicle.
- Pedal: A lever that is moved by foot, as in a bicycle.
- Chain: A series of connected metal links.
- Torch: A portable light source.
- Water Pipe: A pipe that conveys water.
- Square: A shape with four equal sides and four right angles.
- Can, Tin: A container made of metal.
- Dam: A barrier constructed to hold back water.
- Processing: The act of converting something raw into a finished commodity.
- Arm Badge: A badge worn on the arm.
- Stopwatch: A watch that can be stopped and started for timing events.
- Sandglass: An instrument for measuring time.
- Simulation: The act of imitating the operation of a device or system.
- Measurement: The process of measuring.
- Colour Strips: Strips that are used to display color.
- Diary: A record, usually written, that serves as a record or account.
- Commuters: People who regularly travel a long distance to work.
- Parental Teaching: Education given by parents.
- Children Easily Get Lost: Children can easily become separated from their group or guardians.
- Certificate of Childcare: A document attesting to childcare skills.
- Unhealthy Lifestyle: A way of living that is detrimental to health.
- Metabolism: The chemical processes that occur within a living organism.
- Malnutrition: A state of poor health resulting from a diet.
- Sensible Exercise: Physical activity that is reasonable and careful.
- Man-Made Compound: A substance synthesized by humans rather than occurring naturally.
- Donation: A gift, typically of money, to support a good cause.
- Social Skills: Skills that facilitate interaction with others.
