When drinking alcohol causes your reflexes to become slower, this is an example of how drinking impairs your reflexes.
Origin of impairMiddle English empeiren ; from Old French empeirer ; from Vulgar Latin an unverified form impejorare ; from Classical Latin in-, intensive + Late Latin pejorare, to make worse: see pejorative
transitive verbim·paired, im·pair·ing, im·pairs
Origin of impairMiddle English empairen, from Old French empeirer, from Vulgar Latin *imp&emacron;i&omacron;rare : Latin in-, causative pref.; see in–2 + Latin p&emacron;ior, worse; see ped- in Indo-European roots.
(third-person singular simple present impairs, present participle impairing, simple past and past participle impaired)
(comparative more impair, superlative most impair)
- (obsolete) Not fit or appropriate.
From Old French empeirier, variant of empirier (“to worsen”), from Vulgar Latin *impēiōrō, from im- + Late Latin pēiōrō (“to make worse”), from peior (“worse”), comparative of malus (“bad”).
impair - Legal Definition