air

Definitions of air in various dictionaries:

noun - a mixture of gases (especially oxygen) required for breathing

noun - the region above the ground

noun - a distinctive but intangible quality surrounding a person or thing

noun - a slight wind (usually refreshing)

noun - the mass of air surrounding the Earth

noun - once thought to be one of four elements composing the universe (Empedocles)

noun - a succession of notes forming a distinctive sequence

noun - medium for radio and television broadcasting

noun - travel via aircraft

verb - expose to fresh air

verb - be broadcast

verb - broadcast over the airwaves, as in radio or television

verb - make public

verb - expose to warm or heated air, so as to dry

verb - expose to cool or cold air so as to cool or freshen

A colorless, odorless, tasteless, gaseous mixture, mainly nitrogen (approximately 78 percent) and oxygen (approximately 21 percent) with lesser amounts of argon, carbon dioxide, hydrogen, neon, helium, and other gases.

This mixture with varying amounts of moisture and particulate matter, enveloping Earth; the atmosphere.

The atmosphere in an enclosure.

The sky; the firmament.

A giant void; nothingness: The money vanished into thin air.

An atmospheric movement; a breeze or wind.

Aircraft: send troops to Europe by air.

Public utterance; vent: gave air to their grievances.

The electronic broadcast media: “often ridiculed... extremist groups on air” (Christian Science Monitor).

A peculiar or characteristic impression; an aura.

Personal bearing, appearance, or manner; mien.

Music.

The soprano or treble part in a harmonized composition.

A solo with or without accompaniment.

Air conditioning.

Often used to modify another noun : air movements; air safety.

To expose so that air can dry, cool, or freshen; ventilate.

To be broadcast on television or radio: “tidbits that will air on tonight’s 6 o’clock news” (Terry Ann Knopf).

adv - near the beginning of a period of time or a series of events

verb - to expose to the air (the mixture of gases that surrounds the earth)

AIR - The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity. The atmosph...