odorant


odor·ant

noun \ˈō-də-rənt\

Definition of ODORANT

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

First Known Use of ODORANT

1935

odor·ant

noun \ˈōd-ə-rənt\   (Medical Dictionary)

Medical Definition of ODORANT

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

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