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rhinencephalon

American  
[rahy-nen-sef-uh-lon, -luhn] / ˌraɪ nɛnˈsɛf əˌlɒn, -lən /

noun

Anatomy.

PLURAL

rhinencephalons, rhinencephala
  1. the part of the cerebrum containing the olfactory structures.


rhinencephalon British  
/ ˌraɪnɛnsɪˈfælɪk, ˌraɪnɛnˈsɛfəˌlɒn /

noun

  1. anatomy the parts of the brain, in both cerebal hemispheres, that in the early stages of evolution were concerned with the sense of smell. It includes the olefactory bulb and tract and the regions of the limbic system

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • rhinencephalic adjective
  • rhinencephalous adjective

Etymology

Origin of rhinencephalon

First recorded in 1840–50; rhin- + encephalon

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

No mistakes in “cryptanalysis” “Augean,” or “rhinencephalon,” a part of the brain involved in smell.

From New York Times

But all the parts of the rhinencephalon, which are so distinct in macrosmatic mammals, can also be recognized in the human brain.

From Project Gutenberg