Trapaceae Trapa • trapaceous · · · Info · Definitions · Characters · · Trapaceae · · Text Latin · · Script 9 · · Length Definitions · · · (noun) family comprising solely the genus Trapa; in some classifications treated as a subfamily or tribe of the family Onagraceae. Synonyms: family Trapaceae. · · Noun Definition 1 Characters · · T latin capital letter t U+0054 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 p latin small letter p U+0070 r latin small letter r U+0072