Dictionary.com
Thesaurus.com
Showing results for olfaction. Search instead for olfactions.

olfaction

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

noun

  1. the act of smelling.

  2. the sense of smell.


olfaction British  
/ ɒlˈfækʃən /

noun

  1. the sense of smell

  2. 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

Etymology

Origin of olfaction

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

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.

The physical co-location found between olfaction and sight that Mormann’s team found in the olfactory cortex may be part of the physical apparatus behind such crossmodality.

From Salon • Feb. 15, 2025

In olfaction, those under-400 olfactory receptors combine, in ways that have been mysterious to researchers, to produce the staggering variety of odors we can perceive.

From Salon • Jan. 5, 2025

At its core, the human sense of smell, or olfaction, is a complex chemical detection system in constant operation.

From Science Daily • May 15, 2024

The interdisciplinary group of experts in olfaction, psychology, ecology, public health, atmospheric science and other fields are based at institutions in the U.S., the U.K.,

From Science Daily • May 15, 2024

The theories to explain olfaction are as numerous and complex as those for immunologic sensing.

From "The Lives of a Cell" by Lewis Thomas