Definition of expression
1a : an act, process, or instance of representing in a medium (such as words) : utterance freedom of expressionb (1) : something that manifests, embodies, or symbolizes something else this gift is an expression of my admiration for you (2) : a significant word or phrase (3) : a mathematical or logical symbol or a meaningful combination of symbols (4) : the detectable effect of a gene; also : expressivity 1
2a : a mode, means, or use of significant representation or symbolism; especially : felicitous or vivid indication or depiction of mood or sentiment read the poem with expressionb (1) : the quality or fact of being expressive (2) : facial aspect or vocal intonation as indicative of feeling
3 : an act or product of pressing out
expressionalplay \ik-ˈspresh-nəl, -ˈspre-shə-nəl\ adjective
Examples of expression in a sentence
Dance is a form of artistic expression.
He uses some very odd expressions.
The expression “to make fun of” means “to ridicule.”
Judging from her expression, I think the gift was a complete surprise.
We saw his expression change from angry to sad.
She wore a smug expression.
First Known Use of expression
EXPRESSION Defined for English Language Learners
Definition of expression for English Language Learners
: the act of making your thoughts, feelings, etc., known by speech, writing, or some other method : the act of expressing something
: a word or phrase
: the way someone's face looks that shows emotions and feelings
EXPRESSION Defined for Kids
Definition of expression for Students
1 : the act or process of making known especially in words
2 : a meaningful word or saying Grandpa uses old-fashioned expressions.
3 : the look on someone's face She had a pleased expression.
4 : a way of speaking, singing, or playing that shows mood or feeling She read her lines with expression.
Medical Definition of expression
1a: something that manifests, represents, reflects, embodies, or symbolizes something else the first clinical expression of a diseaseb (1): the detectable effect of a gene; also : the sum of the processes (as transcription and translation) by which a gene is manifested in the phenotype gene expression can be controlled by regulatory proteins that bind to specific sites on DNA—Mark Ptashne (2): expressivity
2: facial aspect or vocal intonation as indicative of feeling
3: an act or product of pressing out
Legal Definition of expression
1 : an act, process, or instance of representing or conveying in words or some other medium : speech protected expression under the First Amendment
2 : a mode or means of expressing an idea, opinion, or thought
Additional Notes on expression
An expression is protectible under copyright law, but an idea is not.
Seen and Heard
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