A device used to remove contaminants from the air.

A small pocket of air inside a solid, a liquid or surrounded by a colloid within a larger fluid environment.

simple past tense and past participle of air-condition

Equipped with and climate-controlled by air-conditioning; cooled by an air-conditioner.

Alternative form of airtime / The period of freefall after jumping.

atmospheric pressure or barometric pressure. / the (amount of) pressure of air within something

A region's air supply. / The region supplied by a source of air.

Alternative form of airshaft

(of a missile) fired from the ground at an aircraft in flight, or at an incoming missile

(of a missile) fired from the ground, or from a ship, at an aircraft in flight, or at an incoming missile