heracleum heracles • heracleum sphondylium · · · Info · Definitions · Characters · · heracleum · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) widely distributed genus of plants with usually thick rootstocks and large umbels of white flowers. Synonyms: Heracleum, genus Heracleum. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075