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buckthorn Line breaks: buck|thorn
Pronunciation: /ˈbʌkθɔːn/

Definition of buckthorn in English:


A shrub or small tree which typically bears thorns and black berries. Some kinds yield dyes and others have been used medicinally.
  • Genus Rhamnus, family Rhamnaceae: several species, including the common buckthorn (R. cathartica), with berries formerly used as a cathartic.
Example sentences
  • We do not recommend strong laxatives such as senna or buckthorn for you.
  • It requires two species of host plant to complete its life cycle: common buckthorn and soybean.
  • These herbal teas typically include senna, aloe, buckthorn and other plant-derived laxatives.


Late 16th century: from buck1 in the sense 'deer' + thorn, translating modern Latin spina cervina.

Definition of buckthorn in:
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