inhalant
1. [ adjective ] used in or intended for inhaling
Examples:

"available in oral or inhalant forms"

Related terms: inhalation
2. [ noun ] something that is inhaled
Related terms: gas inhale
3. [ noun ] (medicine,pharmacology) a medication to be taken by inhalation
Synonyms: inhalation
Related terms: medicine inhale
Similar spelling:   inhaling