nerve agent nerve-ache • nerve block · · · Info · Definitions · Synonyms · Characters · · nerve agent · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a toxic gas that is inhaled or absorbed through the skin and has harmful effects on the nervous and respiratory system. Synonyms: nerve gas, nerve agent. · · Noun Definition 1 Synonyms · · · nerve gas · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 n latin small letter n U+006E r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076