idea, concept, conception, thought, notion, impression mean what exists in the mind as a representation (as of something comprehended) or as a formulation (as of a plan).

Explanation A concept is a thought or idea. If you're redecorating your bedroom, you might want to start with a concept, such as "flower garden" or "outer space." It's a general idea about a thing or …

Concepts make it possible to form and combine ideas, draw inferences, and refer to external objects. They act as the meanings of words and play a central role in many cognitive processes, including …

It is sometimes easier to illustrate an abstract concept by analogy with something concrete. The whole concept of democracy, she claimed, was utterly foreign to the present government.

a central or unifying idea or theme [often used attributively] a concept restaurant with a Victorian decor and menu See synonymy note idea

1. a general notion or idea; conception. 2. an idea of something formed by mentally combining all its characteristics or particulars; a construct. 3. a directly conceived or intuited object of thought. 4. a …

Mar 14, 2026 · Understanding retained in the mind, from experience, reasoning and imagination; a generalization (generic, basic form), or abstraction (mental impression), of a particular set of …

A concept is a thought or idea. If you're redecorating your bedroom, you might want to start with a concept, such as "flower garden" or "outer space." It's a general idea about a thing or group of …

1 concept / ˈ kɑːnˌsɛpt/ noun plural concepts Britannica Dictionary definition of CONCEPT [count] : an idea of what something is or how it works

Definition of concept noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.