Main Entry:

in·ert

Pronunciation:

\i-ˈnərt\

Function:

adjective

Etymology:

Latin inert-, iners unskilled, idle, from in- + art-, ars skill — more at arm

Date:

1647

1: lacking the power to move2: very slow to move or act : sluggish3: deficient in active properties ; especially : lacking a usual or anticipated chemical or biological action

synonyms see inactive

— inert noun

— in·ert·ly adverb

— in·ert·ness noun