citrullus citrulline • Citrullus · · · Info · Definitions · Characters · · citrullus · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) a dicot genus of the family Cucurbitaceae including watermelons. Synonyms: Citrullus, genus Citrullus. · · Noun Definition 1 Characters · · c latin small letter c U+0063 i latin small letter i U+0069 l latin small letter l U+006C 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