Dictionary.com

olfaction

[ ol-fak-shuhn, ohl- ]
/ ɒlˈfæk ʃən, oʊl- /

noun

the act of smelling.
the sense of smell.

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Origin of olfaction

1840–50; <Latin olfact(us) past participle of olfacere to smell (see olfactory) + -ion

Words nearby olfaction

olestra, olethreutid, oleum, O level, oleyl alcohol, olfaction, olfactometer, olfactometry, olfactory, olfactory anesthesia, olfactory bulb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for olfaction

olfaction
/ (ɒlˈfækʃən) /

noun

the sense of smell
the act or function of smelling
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

Medical definitions for olfaction

olfaction
[ ŏl-făk′shən, ōl- ]

n.

The sense of smell.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.