Umbellales umbella • umbellar · · · Info · Definitions · Characters · · Umbellales · · Text Latin · · Script 10 · · Length Definitions · · · (noun) plants having umbels or corymbs of uniovulate flowers; includes the Umbelliferae (chiefly herbs) and Cornaceae (chiefly trees or shrubs). Synonyms: order Umbellales. · · Noun Definition 1 Characters · · U latin capital letter u U+0055 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D s latin small letter s U+0073