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| im·pair [ im pér ] (past and past participle im·paired, present participle im·pair·ing, 3rd person present singular im·pairs) |
transitive verb |
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| Definition: |
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weaken something: to lessen the quality, strength, or effectiveness of something
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| [14th century. < Old French empeirier, literally "make worse" < Latin pejor "worse"] |
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  im·pair·a·ble adjective |
| im·pair·er noun |
| im·pair·ment noun |
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