Ulmaceae ulluco • ulmaceous · · · Info · Definitions · Characters · · Ulmaceae · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a dicot family of the order Urticales including: genera Ulmus, Celtis, Planera, Trema. Synonyms: family Ulmaceae, elm family. · · Noun Definition 1 Characters · · U latin capital letter u U+0055 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D