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olfactory nerve

American  

noun

Anatomy.

  1. either one of the first pair of cranial nerves, consisting of sensory fibers that conduct to the brain the impulses from the mucous membranes of the nose.

olfactory nerve British  

noun

  1. either one of the first pair of cranial nerves, supplying the mucous membrane of the nose

"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
olfactory nerve Scientific  

  1. Either of the first pair of cranial nerves that carries sensory information relating to smell from the nose to the brain.

Etymology

Origin of olfactory nerve

First recorded in 1660–70

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.