bread·​nut | \ ˈbred-ˌnət \
plural breadnuts

Definition of breadnut

1 : a tropical American evergreen tree (Brosimum alicastrum) of the mulberry family with sticky latex, sweet berries, starchy seeds, and hard white to yellowish wood also : the fruit or seed

Note: Each breadnut berry contains a single large seed that is often roasted and ground to make a coffee substitute or boiled and eaten. The seeds are also sometimes ground to make a meal for bread. The leaves, fruit, and young branches of the breadnut provide forage for cattle.

2 : a tropical evergreen tree (Artocarpus camansi) of the mulberry family that is native to Papua New Guinea and Indonesia and has large, many-seeded, spiny fruits with little pulp also : the fruit

Note: The breadnut was formerly treated as a seeded form of the breadfruit (Artocarpus altilis) but is now typically considered its ancestor.

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First Known Use of breadnut

1756, in the meaning defined at sense 1

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The first known use of breadnut was in 1756

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Cite this Entry

“Breadnut.” Dictionary, Merriam-Webster, Accessed 16 Jun. 2021.

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