nasturtium nasturtion • nasty · · · Info · Definitions · Characters · · nasturtium · · Text Latin · · Script 10 · · Length Definitions · · · (noun) any tropical American plant of the genus Tropaeolum having pungent juice and long-spurred yellow to red flowers. · · Noun Definition 1 (noun) aquatic herbs. Synonyms: Nasturtium, genus Nasturtium. · · Noun Definition 2 (noun) flowers and seeds and leaves all used as flavorings. · · Noun Definition 3 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E 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