olfaction

[ ol-fak-shuh n, ohl- ]
/ ɒlˈfæk ʃən, oʊl- /

noun

the act of smelling.
the sense of smell.

Origin of olfaction

1840–50; < Latin olfact(us) past participle of olfacere to smell (see olfactory) + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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

Medicine definitions for olfaction

olfaction

[ ŏl-făkshən, 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.