Noun

• S: (n) walnut (nut of any of various walnut trees having a wrinkled two-lobed seed with a hard shell)
• S: (n) walnut (hard dark-brown wood of any of various walnut trees; used especially for furniture and paneling)
• S: (n) walnut, walnut tree (any of various trees of the genus Juglans)
• direct hyponym / full hyponym
• S: (n) California black walnut, Juglans californica (medium-sized tree with somewhat aromatic compound leaves and edible nuts)
• S: (n) butternut, butternut tree, white walnut, Juglans cinerea (North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye)
• S: (n) black walnut, black walnut tree, black hickory, Juglans nigra (North American walnut tree with hard dark wood and edible nut)
• S: (n) English walnut, English walnut tree, Circassian walnut, Persian walnut, Juglans regia (Eurasian walnut valued for its large edible nut and its hard richly figured wood; widely cultivated)
• part meronym
• member holonym
• substance meronym
• direct hypernym / inherited hypernym / sister term