surfactant surfacing machine • surfacy · · · Info · Definitions · Synonyms · Characters · · surfactant · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved. Synonyms: wetting agent, wetter, surface-active agent. · · Noun Definition 1 Synonyms · · · wetting agent · · Synonym 1 wetter · · Synonym 2 surface-active agent · · Synonym 3 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 f latin small letter f U+0066 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075