Definitions for "Irritant"
Irritating; producing irritation or inflammation.
A poison that produces inflammation.
Any material, liquid or solid substance, that upon contact with fire or when exposed to air gives off dangerous or intensely irritating fumes, such as tear gas, but not including Poison Class A or B material. Materials names as irritants are presented in Title 49 CFR 173.38.
Irritant is a psychedelic trance album released by X-Dream in 2002.
Keywords:  excites
That which irritates or excites.
Rendering null and void; conditionally invalidating.
Any agent by which irritation is produced; as, a chemical irritant; a mechanical or electrical irritant.