Word library
8,130 words, searchable by word, definition, part of speech, and CEFR level.
The formal withdrawal of a region or group from a larger political union or country.
Coming after the first in order, or a very short unit of time.
Less important than something else, or coming after or following on from something first.
A battery that can be recharged and used again after its stored energy runs down.
A source of information that analyzes, comments on, or summarizes original material rather than being firsthand evidence itself.
Information that is kept hidden from other people.
A person employed to handle correspondence and administrative tasks for an organization or individual.
To produce and release a liquid substance, or to hide something in a secret place.
One of the parts that something is divided into.
A distinct area or part of an economy, society, or activity.
Not connected with or controlled by religion.
Safe from danger, loss, or the risk of something going wrong.
The state of being protected from danger or threat, or measures taken to ensure this.
Involving a lot of sitting and very little physical activity.
Small solid pieces of material, such as sand or mud, that settle at the bottom of a liquid.
Describing rock formed from layers of sand, mud, or other material that have been pressed together over a long time.
The process in which particles carried by water, wind or ice settle and build up in layers.
Speech or action that encourages rebellion against a government or authority.
Showing steady, careful, and diligent effort.
To notice something with your eyes.
A long plank balanced in the middle, on which two people sit on opposite ends and take turns going up and down.
A small part of a plant from which a new plant can grow.
To try to find or obtain something.
To give the impression of being something, based on how it appears.
A part of something that is separate or distinct from the other parts.
The practice of keeping groups of people separate, especially based on race or religion.
Relating to earthquakes or other vibrations of the earth's surface.
The scientific study of earthquakes and the waves of energy they send through the earth.
To take hold of something quickly and firmly, or to take control of something by force.
To choose one thing from a group of possibilities.
The act of choosing something from a group, or a group of things that have been chosen.
The practice of choosing organisms with desirable traits to breed together so those traits appear more often in offspring.
The property of a membrane that allows some substances to pass through it while blocking others.
A person's own individual nature, character, or identity.
The right or ability of a person or group to make their own decisions and choose their own political status.
The ability to provide for one's own needs without relying on help from others.
To give something to someone in exchange for money.
Relating to the meaning of words and language.
The study of meaning in language, including how words, phrases, and sentences convey meaning.
A system of sending messages using flags, lights, or arms held in particular positions.
Having a dry climate with slightly more rainfall than a true desert.
Half of a circle, formed by cutting it exactly along a diameter.
A material that conducts electricity better than an insulator but not as well as a metal, and whose conductivity can be controlled.
Strongly influencing later developments; groundbreaking.
The study of signs and symbols, and how they are used or interpreted to create meaning.
A governing body, especially the upper house of a country's legislature.
A member of a senate, especially in a national or state legislature.
To cause something to go or be delivered to a particular place.