oenothera oenopoetic • oenothera biennis · · · Info · Definitions · Characters · · oenothera · · Text Latin · · Script 9 · · Length 5 · · Syllables Definitions · · · (noun) chiefly North American herbs with usually nocturnal flowers. Synonyms: Oenothera, genus Oenothera. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074