noun plural but singular or plural in construction
Usage: usually capitalized S
1. : the barbed achenes of any of several plants of the genus Bidens
2. : a common beggar-ticks ( Bidens bipinnata ) of the eastern United States
noun plural but singular or plural in construction
Usage: usually capitalized S
1. : the barbed achenes of any of several plants of the genus Bidens
2. : a common beggar-ticks ( Bidens bipinnata ) of the eastern United States
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012