WordNet sense 1 (tall palm tree bearing coconuts as fruits; widely planted throughout the tropics):

coco, cocoa palm, coconut palm, coconut tree, coco palm, Cocos nucifera

WordNet sense 2 (the edible white meat a coconut; often shredded for use in e.g. cakes and curries):

coconut meat

WordNet sense 3 (large hard-shelled oval nut with a fibrous husk containing thick white meat surrounding a central cavity filled (when fresh) with fluid or milk):

cocoanut