arsine arshine • arsinic · · · Info · Definitions · Characters · · arsine · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) a poisonous colorless flammable gas used in organic synthesis and to dope transistors and as a poison gas in warfare. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073