(meteorology, nautical) A light wind with wind speed between 0.3 and 1.5 m/s; a Force 1 wind strength on the Beaufort scale.

plural of air lane

plural of air cadet

A member of the Air Cadet Organisation.

(idiomatic) Immediately and inexplicably out of sight.

An internal organ that fish use to control their buoyancy, allowing them to maintain or change depth by changing their density.

plural of air bladder

plural of air bed

(architecture) A brick-sized block with holes which is embedded in a wall to allow ventilation through it.

plural of air brick