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Wordabulary

Word library

8,130 words, searchable by word, definition, part of speech, and CEFR level.

reaction Noun A2

A response to something that has happened, or a chemical change that occurs when substances interact.

reactivity series Noun B2

A list that ranks metals according to how readily they react with substances such as water or acid.

read Verb A1

To look at written words and understand their meaning.

ready Adjective A1

Prepared and able to do something immediately.

real Adjective A1

Actually existing, not imagined or fake.

realism Noun B2

The practice or belief in showing things as they truly are, without idealizing or exaggerating them.

realistic Adjective B2

Having a sensible view of what is possible or likely, or accurately representing real life.

reality Noun B1

The state of things as they actually exist, rather than as imagined.

realize Verb A2

To suddenly become aware of or understand something.

really Adverb A1

Used to emphasise that something is true or to a strong degree.

reap Verb B2

To gather a crop, or to receive the results or benefits of an earlier action.

reason Noun A2

The cause or explanation for something.

reasonable Adjective B2

Fair and sensible, or acceptable in amount or size.

reasoning Noun A2

The process of thinking through something logically to reach a conclusion.

rebellion Noun A2

Organised resistance or armed opposition against a government or authority.

reboot Verb A2

To restart a computer or device, or, figuratively, to start something again from scratch.

rebuke Verb C1

To express sharp disapproval of someone, usually for something they did.

rebuttal Noun B1

A response that argues against a claim or criticism made by someone else.

recalcitrant Adjective C1

Stubbornly resistant to authority or control.

recall Verb A2

To bring a memory back into your mind, or to officially call something back.

recapitulate Verb C1

To summarize the main points of something already discussed.

receipt Noun A1

A printed or written note proving that money has been paid for something.

receive Verb A2

To get or accept something that is given or sent to you.

recent Adjective A1

Happening or made not long ago.

recently Adverb A1

Not long ago.

reception Noun A2

The way people react to something, or a formal social gathering, or the area where visitors are greeted.

receptor Noun B2

A cell or protein structure that detects a specific stimulus, such as light, a chemical or pressure, and triggers a response.

recess Noun A1

A break during the school day when students can play or rest.

recessive Adjective B1

Describing a gene whose effect only appears when it is inherited from both parents, rather than just one.

recessive allele Noun B2

A version of a gene whose effect only shows up when an organism has two copies of it, because a dominant version would otherwise mask it.

recessive gene Noun B2

A gene whose effect only appears in an organism when two copies of it are present.

recipe Noun A1

A set of instructions for preparing and cooking a particular dish.

recipient Noun B2

A person who receives something.

reclusive Adjective B1

Preferring to live alone and avoid contact with other people.

recognise Verb A2

To know someone or something because you have seen or heard them before.

recognize Verb B1

To know someone or something because you have seen or experienced them before, or to formally accept something as true or valid.

recombinant dna Noun C1

DNA that has been artificially assembled by combining genetic material from two or more different sources.

recommend Verb A2

To suggest that someone or something is good or suitable.

recommendation Noun B1

A suggestion that something is good or suitable, often based on experience or expertise.

reconcile Verb B1

To bring two people or ideas back into agreement after a disagreement.

recondite Adjective C2

Difficult to understand because it deals with an obscure or specialized subject.

record Verb A2

To store sound, video, or information so it can be seen or heard again later.

recorder Noun A1

A simple wind instrument with holes along its length, often the first instrument children learn at school.

recover Verb B2

To return to a normal state of health, mind, or strength, or to get something back.

recovery Noun A2

The process of getting better after being ill, injured, or through a difficult period.

rectangle Noun A1

A flat shape with four straight sides and four right angles, with opposite sides equal in length.

rectify Verb B2

To correct a mistake or put right something that is wrong.

rectitude Noun C1

Moral integrity and correctness of behavior.