plural of air cushion

plural of air strike

plural of air level

A spirit level.

A jacket with airtight cells, or cavities which can be filled with air, to make the wearer buoyant when swimming.

plural of air jacket

An extensive cascade of ionized particles formed by the entry of a cosmic ray into the atmosphere

(of a missile) fired from a an aircraft in flight to a ship

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

The (volume of) air that is inhaled and exhaled with each resting breath