
1) Edible seed 2) Its meat is white and oily 3) Part of some trail mixes 4) Party mix morsel 5) Rio kook 6) Tasty three-sided seed
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https://www.crosswordclues.com/clue/brazil-nut

The Brazil nut (Bertholletia excelsa) is a South American tree in the family Lecythidaceae, and also the name of the tree`s commercially harvested edible seed. == Order == The Brazil nut family is in the order Ericales, as are other well-known plants such as blueberries, cranberries, sapote, gutta-percha, tea, gooseberries, phlox and persimmons. ....
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http://en.wikipedia.org/wiki/Brazil_nut

edible seed of a large South American tree (Bertholletia excelsa) found in the Amazonian forests of Brazil, Peru, Colombia, and Ecuador. The Brazil ... [4 related articles]
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http://www.britannica.com/eb/a-z/b/108
Bra·zil' nut` (Botany) An oily, three-sided nut, the seed of the
Bertholletia excelsa ; the cream nut. » From eighteen to twenty-four of the seed or 'nuts' grow in a hard and nearly globular shell.
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http://www.encyclo.co.uk/webster/B/94

[
n] - tall South American tree bearing brazil nuts 2. [n] - three-sided tropical American nut with white oily meat and hard brown shell
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http://www.webdictionary.co.uk/definition.php?query=brazil%20nut
brazil noun three-sided tropical American nut with white oily meat and hard brown shell
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https://www.encyclo.co.uk/local/20974

Gigantic South American tree; also its seed, which is rich in oil and highly nutritious. The seeds (nuts) are enclosed in a hard outer casing, each fruit containing 10–20 seeds arranged like the segments of an orange. The timber of the tree is also valuable. (
Bertholletia excelsa, family Lecythidaceae.)
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https://www.encyclo.co.uk/local/21221

the three-sided, hard-shelled edible seed of the tree Bertholletia excelsa and related species, of South America.
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https://www.infoplease.com/dictionary/brazil-nut
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