rauvolfia

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any shrub or small tree of the genus Rauwolfia having leaves in whorls and cymose flowers;
yield substances used medicinally especially as emetics or purgatives or antihypertensives
• Syn:
rauwolfia
• Hypernyms:
shrub, bush
• Hyponyms:
snakewood, Rauwolfia serpentina
• Member Holonyms:
genus Rauwolfia, genus Rauvolfia