1. (noun)
cornflower, bachelor's button, bluebottle, Centaurea cyanus
- an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers Synonyms: bluebottle, globeamaranth, cornflower, bachelor's button, strawflower
2. (noun)
globe amaranth, bachelor's button, Gomphrena globosa
- tropical American herb having rose to red or purple flowers that can be dried without losing color Synonyms: bluebottle, globeamaranth, cornflower, bachelor's button