weakened, diminished, or damaged: impaired hearing; to rebuild an impaired bridge.
functioning poorly or inadequately: Consumption of alcohol results in an impaired driver.
deficient or incompetent (usually preceded by an adverb or noun): morally impaired; sports-impaired.

Origin of impaired

Related formsun·im·paired, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for unimpaired

free, intact, sound, unbroken, undamaged, unharmed, unhurt, unscathed, whole, uninjured

Examples from the Web for unimpaired

Contemporary Examples of unimpaired

Historical Examples of unimpaired

British Dictionary definitions for unimpaired



not reduced or weakened in strength, quality, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unimpaired

1580s, from un- (1) "not" + past participle of impair. Rare before c.1760.

Online Etymology Dictionary, © 2010 Douglas Harper