n any of several alkaloids extracted from the shrub Rauwolfia serpentina
n 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
n. [植] 萝芙木属(热带有毒植物),[药]萝芙木碱（一种降压药）