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Definitions

olfactory

[ol-fak-tuh-ree, -tree, ohl-] / ɒlˈfæk tə ri, -tri, oʊl- /




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.

Mice have about 20 million olfactory neurons, each expressing one of more than a thousand receptor types.

From Science Daily • Apr. 30, 2026

According to the researchers, smell-related problems arise when immune cells in the brain, known as "microglia," begin removing connections between two important regions: the olfactory bulb and the locus coeruleus.

From Science Daily • Apr. 11, 2026

Then the team hopes to treat the problem by placing sensor chips in the patient’s olfactory tissue to help preserve or restore scent perception.

From The Wall Street Journal • Mar. 17, 2026

Does the olfactory exhilaration also enhance play-calling, amplifying one’s grasp of X’s and O’s?

From Los Angeles Times • Jan. 12, 2026

A rabbit, it has been calculated, has something like 100 million olfactory receptors.

From "The Lives of a Cell" by Lewis Thomas




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