- 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"
"an atmosphere of defeat pervaded the candidate's headquarters"
"the place had an aura of romance"
- a slight wind (usually refreshing);
"the breeze was cooled by the lake"
"as he waited he could feel the air on his neck"
- the mass of air surrounding the Earth;
"there was great heat as the comet entered the atmosphere"
"it was exposed to the air"
- once thought to be one of four elements composing the universe (Empedocles)
- a succession of notes forming a distinctive sequence;
"she was humming an air from Beethoven"
- 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"
- travel via aircraft;
"air travel involves too much waiting in airports"
"if you've time to spare go by air"
