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Dictionary definition for: Expression
1. (n) the expression on a person''s face; "a sad expression" "a look of triumph" "an angry face"
2. (n) expression without words; "tears are an expression of grief" "the pulse is a reflection of the heart''s condition"
3. (n) the communication (in speech or writing) of your beliefs or opinions; "expressions of good will" "he helped me find expression for my ideas"
4. (n) a word or phrase that particular people use in particular situations; "pardon the expression"
5. (n) the style of expressing yourself; "he suggested a better formulation" "his manner of expression showed how much he cared"
6. (n) a group of symbols that make a mathematical statement
7. (n) (genetics) the process of expressing a gene
8. (n) a group of words that form a constituent of a sentence and are considered as a single unit; "I concluded from his awkward constructions that he was a foreigner"
9. (n) the act of forcing something out by squeezing or pressing; "the expression of milk from her breast"
WordNet 2.1 Copyright Princeton University. All rights reserved.