bachelor's button

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers
• Syn:
cornflower, bluebottle, Centaurea cyanus
• Hypernyms:
flower
• Member Holonyms:
Centaurea, genus Centaurea
2. tropical American herb having rose to red or purple flowers that can be dried without losing color
• Syn:
globe amaranth, Gomphrena globosa
• Hypernyms:
flower
• Member Holonyms:
Gomphrena, genus Gomphrena