Definition of inert

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< inerrantism

inert gas >

in·ert

(

n-ûrt

) KEY

ADJECTIVE:

Unable to move or act.
Sluggish in action or motion; lethargic. See Synonyms at inactive.
Chemistry Not readily reactive with other elements; forming few or no chemical compounds.
Having no pharmacologic or therapeutic action.

ETYMOLOGY:
Latin iners, inert- : in-, not ; see in-¹ + ars, skill; see ar- in Indo-European roots

OTHER FORMS:
in·ertly(Adverb), in·ertness(Noun)

Thesaurus: synonyms for inert

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