onagraceae Onagra • Onagraceae · · · Info · Definitions · Characters · · onagraceae · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) a large and widely distributed family of plants of the order Myrtales. Synonyms: Onagraceae, family Onagraceae, evening-primrose family. · · 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 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072