expression
US /ɪkˈspreʃ.ən/
UK /ɪkˈspreʃ.ən/
1.
the process of making known one's thoughts or feelings
:
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Art is a form of self-expression.
•
He struggled with the expression of his emotions.
2.
a word or phrase, especially an idiomatic one
:
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The phrase 'kick the bucket' is an idiomatic expression.
•
She used a common expression to describe the situation.
3.
a look on someone's face that conveys a particular emotion
:
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Her face had an expression of pure joy.
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He had a puzzled expression on his face.