Phrase guide

Brazil nut effect

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The phenomenon of granular convection or segregation, where granular material subjected to shaking or vibration exhibits circulation patterns like those of a fluid, causing the larger particles to end up on top.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Referring to this behaviour in containers of mixed nuts, where Brazil nuts are typically the largest.