Definition that contains walnut tree
- walnut hard dark-brown wood of any of various walnut trees; used especially for furniture and paneling
- walnut nut of any of various walnut trees having a wrinkled two-lobed seed with a hard shell
- butternut North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye
- caucasian walnut medium-sized Caucasian much-branched tree distinguished from other walnut trees by its winged fruit
- black walnut North American walnut tree with hard dark wood and edible nut
- walnut blight a disease of English walnut trees
- black hickory North American walnut tree with hard dark wood and edible nut
- juglans cinerea North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye
- white walnut North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye
- black walnut tree North American walnut tree with hard dark wood and edible nut