(1):

(n.) The tree itself, which is one of considerable size, with large, lobed leaves. Cloth is made from the bark, and the timber is used for many purposes. Called also breadfruit tree and bread tree.

(2):

(n.) The fruit of a tree (Artocarpus incisa) found in the islands of the Pacific, esp. the South Sea islands. It is of a roundish form, from four to six or seven inches in diameter, and, when baked, somewhat resembles bread, and is eaten as food, whence the name.