Smell-brain

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The part of the brain involved with smelling. no-plural

    "This system is a fairly old part of the brain and one that humans share with many other vertebrates; in reptiles, it is known as the rhinencephalon, or “smell-brain,” because it reacts primarily to signals of odor."

Synonyms

All synonyms
rhinencephalon

Example

More examples

"This system is a fairly old part of the brain and one that humans share with many other vertebrates; in reptiles, it is known as the rhinencephalon, or “smell-brain,” because it reacts primarily to signals of odor."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.