odorant

noun
odor·​ant | \ˈō-də-rənt \

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

Everything that has an odor releases specific chemicals, called odorants, into the air. Svenja Lohner, Scientific American, "Play a Memory Game with Your Nose!," 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, "In Some Ways, Your Sense of Smell Is Actually Better Than a Dog’s," 22 May 2017 Scientists have long known that animals recognize their relatives by their unique odorants, or familial smells. Peter Rowe, sandiegouniontribune.com, "Gee, you smell great! Can new odors rewire the brain and expand social networks?," 31 Aug. 2017 On the other hand, nine of those 10 odorants for which dogs are clearly more sensitive than humans are carbolic acids. Brian Handwerk, Smithsonian, "In Some Ways, Your Sense of Smell Is Actually Better Than a Dog’s," 22 May 2017 Researchers have managed to teach bees to differentiate between two odorants. Chris Lee, Ars Technica, "Quantum mechanics can’t smell my unwashed armpits… probably," 5 July 2017 The catch being that the odorants were chemically identical, and the only difference was that the hydrogen was replaced with deuterium (deuterium is hydrogen with an extra neutron). Chris Lee, Ars Technica, "Quantum mechanics can’t smell my unwashed armpits… probably," 5 July 2017 On the other hand, nine of those 10 odorants for which dogs are clearly more sensitive than humans are carbolic acids. Brian Handwerk, Smithsonian, "In Some Ways, Your Sense of Smell Is Actually Better Than a Dog’s," 22 May 2017 For example, Laska notes, the total number of odorants for which dogs have an established, lowest detectable threshold level is 15. Brian Handwerk, Smithsonian, "In Some Ways, Your Sense of Smell Is Actually Better Than a Dog’s," 22 May 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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Dictionary Entries near odorant

Odontotormae

-odonty

odor

odorant

odorate

odori

odoriferous

Statistics for odorant

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Time Traveler for odorant

The first known use of odorant was in 1860

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More Definitions for odorant

odorant

noun
odor·​ant | \ˈōd-ə-rənt \

Medical Definition of odorant 

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

Comments on odorant

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