buckthorn

buckthorn
noun
  1. a shrub or small tree which typically bears thorns and black berries. Some kinds yield dyes and others have been used medicinally
    鼠李。 参见 alder buckthorn
  2. Genus Rhamnus, family Rhamnaceae: several species, including the common (also European or purging) buckthorn (R. cathartica), with berries formerly used as a cathartic
    鼠李属,鼠李科:数种,包括普通鼠李,又称药鼠李(拉丁名R.cathartica),其果实原用作泻药 参见 alder buckthorn
语源
  1. late 16th cent.: from buck in the sense 'deer' + thorn, translating modern Latin spina cervina
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