centaurea cyanus centaurea cineraria • centaurea gymnocarpa · · · Info · Definitions · Synonyms · Characters · · centaurea cyanus · · Text Common · · Latin · · Scripts 16 · · Length 7 · · Syllables Definitions · · · (noun) an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers. Synonyms: cornflower, bachelor's button, bluebottle, Centaurea cyanus. · · Noun Definition 1 Synonyms · · · cornflower · · Synonym 1 bachelor's button · · Synonym 2 bluebottle · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 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 y latin small letter y U+0079