Thevetia thevetia • thevetia neriifolia · · · Info · Definitions · Characters · · Thevetia · · Text Latin · · Script 8 · · Length 4 · · Syllables Definitions · · · (noun) genus of poisonous tropical American evergreen shrubs and trees having entire leaves and large cymose flowers. Synonyms: genus Thevetia. · · Noun Definition 1 Characters · · T latin capital letter t U+0054 a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 t latin small letter t U+0074 v latin small letter v U+0076