rhamnus Meaning, Definition & Usage

  1. noun type genus of the Rhamnaceae: buckthorns
    genus Rhamnus.

WordNet

Rham"nus noun
Etymology
NL., from Gr. a kind of prickly shrub; cf. L. rhamnos.
Definitions
  1. (Bot.) A genus of shrubs and small trees; buckthorn. The California Rhamnus Purchianus and the European R. catharticus are used in medicine. The latter is used for hedges.

Webster 1913