odorant

noun
odor·​ant | \ ˈō-də-rənt How to pronounce odorant (audio) \

Definition of odorant

: an odorous substance especially : one added to a dangerous odorless substance to warn of its presence

Examples of odorant in a Sentence

Recent Examples on the Web That wouldn’t be possible if each odorant molecule had to be uniquely recognized by its own dedicated receptor. Quanta Magazine, 16 Sep. 2021 Plus, many other natural repellents—unlike pyrethrum—work by activating multiple odorant receptors, and researchers still know very little about how those other receptors work. Rachel Nuwer, Scientific American, 19 July 2021 This tissue becomes inflamed, temporarily disrupting the ability of the olfactory neurons to signal the presence of an odorant. John E. Hayes And Cara Exten, CNN, 24 Dec. 2020 The agency installed a network of chemical detectors at the Speedway—precise sensors linked to high-accuracy wind gauges revealed how chemical odorants travel in plumes through the air. Dan Dubno, Popular Mechanics, 28 Apr. 2019 The agency installed a network of chemical detectors at the Speedway—precise sensors linked to high-accuracy wind gauges revealed how chemical odorants travel in plumes through the air. Dan Dubno, Popular Mechanics, 28 Apr. 2019 Everything that has an odor releases specific chemicals, called odorants, into the air. Svenja Lohner, Scientific American, 7 June 2018 For example, Laska notes, the total number of odorants for which dogs have an established, lowest detectable threshold level is 15. Brian Handwerk, Smithsonian, 22 May 2017 Scientists have long known that animals recognize their relatives by their unique odorants, or familial smells. Peter Rowe, sandiegouniontribune.com, 31 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'odorant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of odorant

1860, in the meaning defined above

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Time Traveler for odorant

Time Traveler

The first known use of odorant was in 1860

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Dictionary Entries Near odorant

odor

odorant

odorate

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Statistics for odorant

Last Updated

23 Sep 2021

Cite this Entry

“Odorant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/odorant. Accessed 27 Oct. 2021.

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More Definitions for odorant

odorant

noun
odor·​ant | \ ˈōd-ə-rənt How to pronounce odorant (audio) \

Medical Definition of odorant

: an odorous substance especially : one added to a toxic odorless substance to warn of its presence

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