air
nouns
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"
is made of
air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure
"trees bent under the fierce winds"; "when there is no wind, row"; "the radioactivity was being swept upwards by the air current and out into the atmosphere"
is a type of (narrower)
a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
the region above the ground
"her hand stopped in mid air"; "he threw the ball into the air"
is derived from
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"
is derived from
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)
is a type of (narrower)
one of four substances thought in ancient and medieval cosmology to constitute the physical universe
"the alchemists believed that there were four elements"
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"
verbs
be broadcast
"This show will air Saturdays at 2 P.M."
broadcast over the airwaves, as in radio or television
"We cannot air this X-rated song"
expose to warm or heated air, so as to dry
"Air linen"
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