Medical Dictionary


adj in·ac·tive \(ˈ)in-ˈak-tiv\

Medical Definition of INACTIVE

:  not active: as a :  marked by deliberate or enforced absence of activity or effort <forced by illness to lead an inactive life> b of a disease :  not progressing or fulminating :  quiescent c (1) :  chemically inert <inactive charcoal> (2) :  not exhibiting optical activity in polarized light d :  biologically inert especially because of the loss of some quality (as infectivity or antigenicity)
in·ac·tiv·ity \(ˌ)in-ˌak-ˈtiv-ət-ē\ noun, plural in·ac·tiv·ities
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