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butternut

Definitions of butternut
  1. noun
    North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye
    synonyms: Juglans cinerea, butternut tree, white walnut
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    type of:
    walnut, walnut tree
    any of various trees of the genus Juglans
  2. noun
    oily egg-shaped nut of an American tree of the walnut family
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    type of:
    edible nut
    a hard-shelled seed consisting of an edible kernel or meat enclosed in a woody or leathery shell
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