deactivation deactivate • dead · · · Info · Definitions · Synonyms · Antonyms · Characters · · deactivation · · Text Latin · · Script 12 · · Length Definitions · · · (noun) breaking up a military unit (by transfers or discharges). Synonyms: inactivation. · · Noun Definition 1 (noun) the act of deactivating or making ineffective (as a bomb). Synonyms: defusing. · · Noun Definition 2 Synonyms · · · inactivation · · Synonym 1 defusing · · Synonym 2 Antonyms · · · activation · · Antonym 0 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 v latin small letter v U+0076