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horse chestnut definition

horse chestnut

  1. any of a genus (Aesculus) of shrubs and trees of the horse-chestnut family, including buckeyes; esp., a tree (A. hippocastanum) with large, palmately compound leaves, clusters of white flowers, and glossy, brown seeds
  2. a seed of this tree
horse-chestnut definition

horse-chestnut (hôrs′c̸hes′nut)

adjective

designating a family (Hippocastanaceae, order Sapindales) of dicotyledonous trees, including the horse chestnuts

Etymology: transl. of obs. botanical L Castanea equina: reason for name uncert.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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