air

noun

1
travel via aircraft
air travel involves too much waiting in airports
if you've time to spare go by air
2
a distinctive but intangible quality surrounding a person or thing
an air of mystery
the house had a neglected air
3
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
4
a succession of notes forming a distinctive sequence
she was humming an air from Beethoven
5
the mass of air surrounding the Earth
there was great heat as the comet entered the atmosphere
it was exposed to the air
6
the region above the ground
her hand stopped in mid air
he threw the ball into the air
7
a slight wind (usually refreshing)
the breeze was cooled by the lake
as he waited he could feel the air on his neck
8
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
9
once thought to be one of four elements composing the universe (Empedocles)

1
expose to cool or cold air so as to cool or freshen
air the old winter clothes
air out the smoke-filled rooms
2
expose to warm or heated air, so as to dry
Air linen
3
make public
She aired her opinions on welfare

Also useful for “air”:Unscrambler— Turn loose letters into real words