olfactory nerve

noun

Definition of olfactory nerve 

: either of the pair of nerves that are the first cranial nerves and that arise in the olfactory neurosensory cells of the nasal mucous membrane and pass to the anterior part of the cerebrum

Examples of olfactory nerve in a Sentence

Recent Examples on the Web

Scents can be a powerful trigger for emotion and memory, stimulating the olfactory nerve and sending signals directly to the brain. Karen Campbell, BostonGlobe.com, "Trouble sleeping? Let your senses be your guide," 12 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'olfactory nerve.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of olfactory nerve

1670, in the meaning defined above

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The first known use of olfactory nerve was in 1670

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More Definitions for olfactory nerve

olfactory nerve

noun

Medical Definition of olfactory nerve 

: either of the pair of nerves that are the first cranial nerves, that serve to conduct sensory stimuli from the olfactory organ to the brain, and that arise from the olfactory cells as discrete bundles of unmyelinated fibers passing in small groups (in humans, about 20) through the cribriform plate of the ethmoid bone and terminating in the olfactory bulb

called also first cranial nerve

More from Merriam-Webster on olfactory nerve

Britannica.com: Encyclopedia article about olfactory nerve

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