unicorn root

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of several perennials of the genus Aletris having grasslike leaves and bitter roots reputed to cure colic
• Syn:
colicroot, colic root, crow corn, star grass
• Hypernyms:
liliaceous plant
• Hyponyms:
ague root, ague grass, Aletris farinosa, yellow colicroot, Aletris aurea
• Member Holonyms:
Aletris, genus Aletris