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Dictionary Suite
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airfoil any aircraft part or surface, such as a wing or rudder, designed to utilize aircurrents to aid in propelling, lifting, and controlling movement.
air force the aviation branch of a nation's military forces, or one of the units under an air command.
air-fuel pertaining to the air and fuel injected at the same time into a combustion engine.
air gun a gun that is operated by compressed air and usu. fires small pellets. [2 definitions]
air hole an opening for the intake or discharge of air or gas. [3 definitions]
airily in a lighthearted manner; breezily. [2 definitions]
airiness the quality or condition of being airy or fresh. [2 definitions]
airing an exposure to air or wind, so as to refresh or dry. [3 definitions]
air lane a route regularly used by aircraft; airway.
airless lacking air or fresh air; stuffy. [2 definitions]
air letter an airmail letter. [2 definitions]
airlift the systematic transportation of people or supplies by air when ground routes are impossible or dangerous to use, esp. in a battle zone or during an emergency. [2 definitions]
airline a system of transportation by air offering scheduled flights between various points, or a business that owns and operates the equipment required by such a system. [2 definitions]
airliner a commercial passenger airplane.
air lock an airtight compartment in which the air pressure can be regulated, usu. situated between two areas that have different air pressures, as in underwater operations. [2 definitions]
airmail of, pertaining to, or intended for use with mail sent by air. [5 definitions]
airman in the U.S. Air Force, an enlisted person of one of the four lowest ranks. [3 definitions]
air mass a body of air that covers a wide area and has little horizontal variation in temperature, pressure, or moisture.
air mattress a mattress filled with air, used esp. for camping, mobile living, or as an extra bed for visitors.
air-minded enthusiastic about aviation.
air one's dirty linen in public to make public embarrassing or shameful private facts about oneself or others.