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English definition of “inert”

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inert

adjective uk   /ɪˈnɜːt/ us    /-ˈnɝːt/

inert adjective (NOT MOVING)

not moving or not able to move: The inert figure of a man could be seen lying in the front of the car. not energetic or interesting: The narrative is inert and sloppy, as if the author had been writing half-asleep.

inert adjective (CHEMICAL)

specialized chemistry Inert substances do not produce a chemical reaction when another substance is added: inert gases
inertly
adverb uk   /-li/ us  
(Definition of inert from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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