centaurea nigra centaurea moschata • centaurea scabiosa · · · Info · Definitions · Synonyms · Characters · · centaurea nigra · · Text Common · · Latin · · Scripts 15 · · Length 6 · · Syllables Definitions · · · (noun) a weedy perennial with tough wiry stems and purple flowers; native to Europe but widely naturalized. Synonyms: lesser knapweed, black knapweed, hardheads, Centaurea nigra. · · Noun Definition 1 Synonyms · · · lesser knapweed · · Synonym 1 black knapweed · · Synonym 2 hardheads · · 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 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075