释义 |
black gum noun 1. : either of two trees of the genus Nyssa: a. : a tree (Nyssa sylvatica) of the eastern, central, and southern United States having close-grained wood, entire obovate or ovate leaves, and small blue-black drupaceous fruits with nearly ribless stones — called also pepperidge, sour gum, tupelo b. : a tree (N. biflora) of the southern United States with spatulate leaves and ribbed stones 2. : white fir 1a(1) 3. : black sally |