Air vs. Vacuum

Airnoun

The substance constituting earth's atmosphere, particularly:

Airnoun

understood as one of the four elements of the ancient Greeks and Romans.

Airnoun

understood as a particular local substance with supposed effects on human health.

Airnoun

(physics) understood as a gaseous mixture of nitrogen, oxygen, and various trace gases.

Airnoun

The apparently open space above the ground which this substance fills, (historical) formerly thought to be limited by the firmament but (meteorology) now considered surrounded by the near vacuum of outer space.

Airnoun

A breeze; a gentle wind.

Airnoun

A feeling or sense.

Airnoun

A sense of poise, graciousness, or quality.

Airnoun

(usually plural) Pretension; snobbishness; pretence that one is better than others.

Airnoun

(music) A song, especially a solo; an aria.

Airnoun

(informal) Nothing; absence of anything.

Airnoun

An air conditioner or the processed air it produces. Can be a mass noun or a count noun depending on context; similar to hair.

Airnoun

Any specific gas.

Airnoun

A jump in which one becomes airborne.

Airnoun

A television or radio signal.

Airverb

To bring (something) into contact with the air, so as to freshen or dry it.

Airverb

To let fresh air into a room or a building, to ventilate.

Airverb

To discuss varying viewpoints on a given topic.

Airverb

(transitive) To broadcast (a television show etc.).

Airverb

(intransitive) To be broadcast.

Airverb

To ignore.

Airnoun

The fluid which we breathe, and which surrounds the earth; the atmosphere. It is invisible, inodorous, insipid, transparent, compressible, elastic, and ponderable.

Airnoun

Symbolically: Something unsubstantial, light, or volatile.

Airnoun

A particular state of the atmosphere, as respects heat, cold, moisture, etc., or as affecting the sensations; as, a smoky air, a damp air, the morning air, etc.

Airnoun

Any aëriform body; a gas; as, oxygen was formerly called vital air.

Airnoun

Air in motion; a light breeze; a gentle wind.

Airnoun

Odoriferous or contaminated air.

Airnoun

That which surrounds and influences.

Airnoun

Utterance abroad; publicity; vent.

Airnoun

Intelligence; information.

Airnoun

A musical idea, or motive, rhythmically developed in consecutive single tones, so as to form a symmetrical and balanced whole, which may be sung by a single voice to the stanzas of a hymn or song, or even to plain prose, or played upon an instrument; a melody; a tune; an aria.

Airnoun

The peculiar look, appearance, and bearing of a person; mien; demeanor; as, the air of a youth; a heavy air; a lofty air.

Airnoun

Peculiar appearance; apparent character; semblance; manner; style.

Airnoun

An artificial or affected manner; show of pride or vanity; haughtiness; as, it is said of a person, he puts on airs.

Airnoun

The representation or reproduction of the effect of the atmospheric medium through which every object in nature is viewed.

Airnoun

The artificial motion or carriage of a horse.

Airverb

To expose to the air for the purpose of cooling, refreshing, or purifying; to ventilate; as, to air a room.

Airverb

To expose for the sake of public notice; to display ostentatiously; as, to air one's opinion.

Airverb

To expose to heat, for the purpose of expelling dampness, or of warming; as, to air linen; to air liquors.

Airnoun

a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of;

Airnoun

travel via aircraft;

Airnoun

the region above the ground;

Airnoun

medium for radio and television broadcasting;

Airnoun

a slight wind (usually refreshing);

Airnoun

a distinctive but intangible quality surrounding a person or thing;

Airnoun

the mass of air surrounding the Earth;

Airnoun

a succession of notes forming a distinctive sequence;

Airnoun

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

Airverb

expose to fresh air;

Airverb

be broadcast;

Airverb

broadcast over the airwaves, as in radio or television;

Airverb

make public;

Airverb

expose to warm or heated air, so as to dry;

Airverb

expose to cool or cold air so as to cool or freshen;

Airadjective

relating to or characteristic of or occurring in the air;

Airnoun

the invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen.

Airnoun

air regarded as necessary for breathing

Airnoun

the free or unconfined space above the surface of the earth

Airnoun

referring to the use of aircraft

Airnoun

the earth's atmosphere as a medium for transmitting radio waves

Airnoun

one of the four elements in ancient and medieval philosophy and in astrology (considered essential to the nature of the signs of Gemini, Aquarius, and Libra)

Airnoun

a breeze or light wind.

Airnoun

an impression of a quality or manner given by someone or something

Airnoun

an annoyingly affected and condescending manner

Airnoun

a tune or short melodious song

Airnoun

a jump off the ground on a snowboard or skateboard.

Airverb

express (an opinion or grievance) publicly

Airverb

broadcast (a programme) on radio or television

Airverb

parade or show (something) ostentatiously

Airverb

expose (a room) to the open air in order to ventilate it

Airverb

warm (washed laundry) to remove dampness

Airverb

go out in the fresh air

Vacuumnoun

A region of space that contains no matter.

Vacuumnoun

(plural only "vacuums") A vacuum cleaner.

Vacuumnoun

The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, such as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.

Vacuumnoun

(physics) A spacetime having tensors of zero magnitude

Vacuumverb

(transitive) To clean (something) with a vacuum cleaner.

Vacuumverb

(intransitive) To use a vacuum cleaner.

Vacuumverb

To optimise a database or database table by physically removing deleted tuples.

Vacuumnoun

A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a closed vessel, which has been exhausted to a high or the highest degree by an air pump or other artificial means; as, water boils at a reduced temperature in a vacuum.

Vacuumnoun

The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.; as, a vacuum of 26 inches of mercury, or 13 pounds per square inch.

Vacuumnoun

the absence of matter

Vacuumnoun

an empty area or space;

Vacuumnoun

a region empty of matter

Vacuumnoun

an electrical home appliance that cleans by suction

Vacuumverb

clean with a vacuum cleaner;

Vacuum

A vacuum is a space devoid of matter. The word is derived from the Latin adjective vacuus for or .