explosive trace detection explosive mixture • explosive unit · · · Info · Definitions · Synonyms · Characters · · explosive trace detection · · Text Common · · Latin · · Scripts 25 · · Length 7 · · Syllables Definitions · · · (noun) a system for screening luggage in airports; an agent passes a swab around or inside luggage and then runs the swab through a machine that can detect trace amounts of explosives. Synonyms: explosive trace detection, ETD. · · Noun Definition 1 Synonyms · · · etd · · Synonym 1 Characters · · space U+0020 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 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076 x latin small letter x U+0078