air -- (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")
air -- (the region above the ground; "her hand stopped in mid air"; "he threw the ball into the air")
air, aura, atmosphere -- (a distinctive but intangible quality surrounding a person or thing; "an air of mystery"; "the house had a neglected air"; "an atmosphere of defeat pervaded the candidate's headquarters"; "the place had an aura of romance")
breeze, zephyr, gentle wind, air -- (a slight wind (usually refreshing); "the breeze was cooled by the lake"; "as he waited he could feel the air on his neck")
atmosphere, air -- (the mass of air surrounding the Earth; "there was great heat as the comet entered the atmosphere"; "it was exposed to the air")
air -- (once thought to be one of four elements composing the universe (Empedocles))
air, airwave -- (medium for radio and television broadcasting; "the program was on the air from 9 til midnight"; "the president used the airwaves to take his message to the people")
air travel, aviation, air -- (travel via aircraft; "air travel involves too much waiting in airports"; "if you've time to spare go by air")
Overview of verb air
The verb air has 6 senses
air out, air, aerate -- (expose to fresh air; "aerate your old sneakers")
air -- (be broadcast; "This show will air Saturdays at 2 P.M.")
air, send, broadcast, beam, transmit -- (broadcast over the airwaves, as in radio or television; "We cannot air this X-rated song")