Air Definition

âr
aired, airing, airs
noun
airs
The elastic, invisible mixture of gases (chiefly nitrogen and oxygen, as well as hydrogen, carbon dioxide, argon, neon, helium, etc.) that surrounds the earth; atmosphere.
Webster's New World
This mixture with varying amounts of moisture and particulate matter, enveloping the earth; the atmosphere.
American Heritage
Space above the earth; sky.
Webster's New World
Cool, refreshing air; fresh air.
Webster's New World
A giant void; nothingness.
The money vanished into thin air.
American Heritage
Synonyms:
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verb
aired, airing, airs
To become aired, dried, cooled, etc.
Webster's New World
To let air into or through; put where air can dry, cool, freshen, etc.
Webster's New World
To make known publicly; publicize.
Webster's New World
To be broadcast on radio or television.
Webster's New World
To broadcast on radio or television.
Webster's New World
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adjective
Of or by aircraft, air forces, etc.
Air power, air safety.
Webster's New World
Existing or living in the air; aerial.
American Heritage
Powered by compressed air.
An air horn.
American Heritage
Containing or inflated by air.
American Heritage
Of or relating to aircraft or aeronautics.
American Heritage
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proper name
Mountainous region of the S Sahara, in NC Niger: c. 30,000 sq mi (77,700 sq km)
Webster's New World
idiom
air one out
  • To throw a long pass.
American Heritage
in the air
  • Abroad; prevalent:

    Excitement was in the air.

American Heritage
up in the air
  • Not yet decided; uncertain.
American Heritage
give (<i>or</i> get) the air
  • to reject (or be rejected) as a lover
Webster's New World
in the air
  • current or prevalent
  • not decided; not settled; still imaginary
Webster's New World
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Other Word Forms of Air

Noun

Singular:
air
Plural:
airs

Idioms, Phrasal Verbs Related to Air

Origin of Air

  • Partly from Middle English air gas, atmosphere (from Old French) (from Latin āēr) (from Greek wer-1 in Indo-European roots) and partly from French air nature, quality, place of origin (from Latin ager place, field agriculture) (and Latin ārea open space, threshing floor area) N., sense 8, from French air tune from Italian aria aria

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English air, eir (“gas, atmosphere”), from Anglo-Norman aeir, eyer, Old French aire, eir, from Latin āēr, from Ancient Greek ἀήρ (aér, “wind, atmosphere”). Displaced native Middle English luft, lift (“air”) (from Old English lyft (“air, atmosphere”)), Middle English loft (“air, upper region”) (from Old Norse lopt (“air, sky, loft”)). More at lift, loft.

    From Wiktionary

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