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WordReference Random House Learner's Dictionary of American English © 2024im•pair /ɪmˈpɛr/USA pronunciation v. [~ + object]- to make worse;
damage:Smoking can impair your health.
im•pair•ment, n. [uncountable]impairment of the learning process.[countable]a hearing impairment. WordReference Random House Unabridged Dictionary of American English © 2024im•pair (im pâr′),USA pronunciation v.t. - to make or cause to become worse;
diminish in ability, value, excellence, etc.;
weaken or damage:to impair one's health; to impair negotiations.
v.i. - to grow or become worse;
lessen.
n. - [Archaic.]impairment.
- Late Latin pējōrāre, equivalent. to Latin pējōr-, stem of pējor worse + -ā- thematic vowel + -re infinitive suffix; compare pejorative
- Middle French empeirer, equivalent. to em- im-1 + peirer to make worse
- Middle English empairen, empeiren to make worse 1250–1300
- 1.See corresponding entry in Unabridged See injure.
- 1.See corresponding entry in Unabridged repair.
im•pair (an per′),USA pronunciation adj. [French.]- noting any odd number, esp. in roulette. Cf. pair.
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