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Definition of “expression” - English Dictionary

"expression" in American English

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expressionnoun

us   /ɪkˈspreʃ·ən/
[C] a word or group of words having a particular meaning or used in a particular way: That was an expression he hadn’t heard before, and wondered what it meant.
mathematics [C] An expression is also a mathematical statement that includes numbers, symbols, or both.
  • expression noun (SHOW)

[C/U] the act of showing a feeling or idea, or a feeling or idea that is shown: [C] She had such a sad expression on her face that I wondered what was wrong. [U] Freedom of expression is a cherished right in democracies.
(Definition of expression from the Cambridge Academic Content Dictionary © Cambridge University Press)







"expression" in British English

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expressionnoun

uk   /ɪkˈspreʃ.ən/ us   /ɪkˈspreʃ.ən/
  • expression noun (SHOWING)

B2 [C or U] the act of saying what you think or showing how you feel using words or actions: He wrote her a poem as an expression of his love. We've received a lot of expressions of support for our campaign. Freedom of expression is a basic human right. It's better to give expression to (= show) your anger, rather than hiding it.formal His sadness at the death of his wife found expression (= was shown) in his music. She plays the violin with great expression (= feeling).
B2 [C] the look on someone's face, showing what they feel or think: I could tell from her expression that something serious had happened. Mark always has such a miserable expression on his face.

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  • expression noun (WORDS)

B2 [C] a word or group of words used in a particular situation or by particular people: He uses a lot of unusual expressions. "A can of worms" is an expression that means "a difficult situation".

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(Definition of expression from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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