Source : WordNet®

black hickory
     n 1: smooth-barked North American hickory with 7 to 9 leaflets
          bearing a hard-shelled edible nut [syn: {mockernut}, {mockernut
          hickory}, {white-heart hickory}, {big-bud hickory}, {Carya
          tomentosa}]
     2: an American hickory tree having bitter nuts [syn: {pignut},
        {pignut hickory}, {brown hickory}, {Carya glabra}]
     3: North American walnut tree with hard dark wood and edible
        nut [syn: {black walnut}, {black walnut tree}, {Juglans
        nigra}]