odorant.

A substance that gives off an odor, including one deliberately added to make another substance detectable by smell.

Use it for

Words that belong together

• a gas odorant
• add an odorant

On the page

The gas odorant made the leak noticeable before the monitor sounded.

The analyst identified the odorant in the sample rather than relying on its familiar smell.

Usage notes

Primary category: sensory / description. Forms: Singular odorant; plural odorants. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.