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odorant Syllabification: o·dor·ant
Pronunciation: /ˈōdərənt/

Definition of odorant in English:


A substance giving off a smell, especially one used to give a particular scent or odor to a product.
Example sentences
  • She said it was particularly intriguing that odorants with related chemical structures showed highly similar patterns of activation in the cortex.
  • For virtually all animals, behavioral responses to odorants are essential for food localization, avoidance of noxious agents, and selection of reproductive partners.
  • They used four odorants: chocolate odor represented a food odor, and lavender represented a non-food odor that was similarly pleasant as chocolate.


Late Middle English (as an adjective in the sense 'odorous'): from Old French, present participle of odorer, from Latin odorare 'give an odor to'. The current sense dates from the 1940s.

Definition of odorant in:

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Word of the day innocuous
Pronunciation: ɪˈnɒkjʊəs
not harmful or offensive