01 n. The act of expressing; the act of forcing out by pressure; as, the expression of juices or oils; also, of extorting or eliciting; as, a for…
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1.
The act of expressing; the act of forcing out by pressure; as, the expression of juices or oils; also, of extorting or eliciting; as, a forcible expression of truth.
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2.
The act of declaring or signifying; declaration; utterance; as, an expression of the public will.“With this tone of philosophy were mingled expressions of sympathy.” — Prescott.
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3.
Lively or vivid representation of meaning, sentiment, or feeling, etc.; significant and impressive indication, whether by language, appearance, or gesture; that manner or style which gives life and suggestive force to ideas and sentiments; as, he reads with expression; her performance on the piano has expression.“The imitators of Shakespeare, fixing their attention on his wonderful power of expression, have directed their imitation to this.” — M. Arnold.
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4.
That which is expressed by a countenance, a posture, a work of art, etc.; look, as indicative of thought or feeling.“It still wore the majesty of expression so conspicuous in his portraits by the inimitable pencil of Titian.” — Prescott.
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5.
A form of words in which an idea or sentiment is conveyed; a mode of speech; a phrase; as, a common expression; an odd expression.
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6.
The representation of any quantity or relation by appropriate characters or symbols, usually in a specific order.(Math.)
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7.
the production of products by a gene that cause the appearance of the corresponding protein or phenotype; -- of a gene or of an organism with a specific gene; as, the expression the beta-galactosidase positive phenotype,(Genetics)
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8.
a combination of characters linked by operators, occurring as part of the code of a computer program, which must be evaluated according to the rules of the computer language in order to produce a resulting value.(Computers)
Phrases & compounds
Past expression —
beyond the power of description.