Definition of Air

Noun: air eh(r)

A mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of
"air pollution"; "a smell of chemicals in the air"; "open a window and let in some air"; "I need some fresh air"
The region above the ground
"her hand stopped in mid air"; "he threw the ball into the air"
A distinctive but intangible quality surrounding a person or thing
"an air of mystery"; "the house had a neglected air";
- aura, atmosphere
A slight wind (usually refreshing)
"as he waited he could feel the air on his neck";
- breeze, zephyr, gentle wind
The mass of air surrounding the Earth
"it was exposed to the air";
- atmosphere
A succession of notes forming a distinctive sequence
"she was humming an air from Beethoven";
- tune, melody, strain, melodic line, line, melodic phrase
Medium for radio and television broadcasting
"the program was on the air from 9 til midnight";
- airwave
Travel via aircraft
"air travel involves too much waiting in airports"; "if you've time to spare go by air";
- air travel, aviation
[archaic] Once thought to be one of four elements composing the universe (Empedocles)

Verb: air eh(r)

Expose to fresh air
"air your old sneakers";
- air out, aerate
(broadcast medium) be broadcast
"This show will air Saturdays at 2 P.M."
(broadcast medium) broadcast over the airwaves, as in radio or television
"We cannot air this X-rated song";
- send, broadcast, beam, transmit
Make public
"She aired her opinions on welfare";
- publicize, publicise [Brit], bare
Expose to warm or heated air, so as to dry
"Air linen"
Expose to cool or cold air so as to cool or freshen
"air the old winter clothes"; "air out the smoke-filled rooms";
- vent, ventilate, air out