1. any of several deciduous trees of the genus Juglans, having pinnately compound leaves and a round, sticky outer fruit wall that encloses a nutlike stone with an edible seed.
2. the stone or the ridged or corrugated seed of such a tree.
3. the hard, dark brown wood of any of these trees, used for gunstocks and in cabinetwork.

1. A hardwood tree of the genus Juglans.
2. A nut of the walnut tree.
3. wood of the walnut tree.
4. dark brown colour, the colour of walnut wood.
5. having a dark brown colour, the colour of walnut wood.

1. the fruit or nut of any tree of the genus Juglans; also, the tree, and its timber. the seven or eight known species are all natives of the north temperate zone.

1. in the west indies, a name often applied to the angelin or cabbage-tree, Vouacapoua Americana, from its resemblance in leaf and fruit to the english walnut. see cabbage-tree, 2, and Andira.
2. the fruit of the nut-bearing tree Juglans regia; also, the tree itself, or its wood.
3. in the united states, frequently, same as black walnut and rock-walnut (the fruit, the tree, or its wood). see below.
4. in parts of new york, new england, and some other lo calities, same as hickory-nut or hickory. this is sometimes distinguished as shagbark or shell-bark walnut.

1. nut of any of various walnut trees having a wrinkled two-lobed seed with a hard shell
2. any of various trees of the genus Juglans
3. hard dark-brown wood of any of various walnut trees; used especially for furniture and paneling