Existing, happening, or operating in the air
A gas in the air which produces an acid when dissolved in water, later identified with carbon dioxide.
A plant root that grows in the air; especially a root of a climber that clings to its support, or a root of a mangrove that grows upwards to allow respiration.
A long extension ladder, especially on a fire engine, used to reach high places
Any of various kinds of propeller devised for the propulsion of heavier-than-air flying machines.
The execution of aerial acrobatic manoeuvres on skis, now especially as a competitive event in freestyle skiing.
An aerial consisting of a rectangle or loop of wire.
Designating or relating to a substance or chemical principle supposedly present in both air and nitre and, according to the theories of John Mayow (1641–79), responsible for processes such as combustion, fermentation, and respiration.
Situated or taking place above the air or atmosphere.
(In ball games) play involving frequent exchanges of long and high kicks
(A collective term for) those forms of organic life found drifting in the atmosphere, comprising minute insects, spiders, and mites, bacteria and other microscopic organisms, fungal spores, etc.; also called aeroplankton.
The technique of representing more distant objects as fainter and more blue
A propeller on a boat or aircraft which generates thrust by movement of air.
Biology the structure of a plant above ground.
A bowl-shaped radio antenna
Existing, occurring, or formed in the open air or on the earth’s surface, not underwater or underground
An antenna in the form of a long flexible wire or rod with a connection at one end
A highly directional radio antenna made of several short rods mounted across an insulating support and transmitting or receiving a narrow band of frequencies
a china dish
An unmanned aerial vehicle (an aircraft piloted by remote control or onboard computers)