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English definition of “inert”

inert

adjective     /ɪˈnɜːt/ formal
SUBSTANCE Inert substances do not produce a chemical reaction when another substance is added: inert gasesTypes of chemicalSpecific chemicals, chemical compounds and gasesSubstances and structures in the body
NOT MOVING not moving: Vanessa lay inert on the sofa.Passive and not working
inertly adverb
(Definition of inert adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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