Definition of olfaction
1 : the sense of smell
2 : the act or process of smelling
From the M-W Editors
Recent Examples of olfaction from the Web
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But these masters of olfaction aren’t just good for smelling out baddies—
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'olfaction'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of olfaction
circa 1833
Medical Dictionary
Learn More about olfaction
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See words that rhyme with olfaction Britannica.com: Encyclopedia article about olfaction
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