Definition of air
1a archaic : breathb : the mixture of invisible odorless tasteless gases (such as nitrogen and oxygen) that surrounds the earthc : a light breeze
2a : empty spaceb : nothingness vanished into thin airc old-fashioned : a sudden severance of relations She gave me the air.
3 [probably translation of Italian aria] a : tune, melody a lilting airb Elizabethan & Jacobean music : an accompanied song or melody in usually strophic formc : the chief voice part or melody in choral music
4a : outward appearance of a thing an air of luxuryb : a surrounding or pervading influence : atmosphere an air of mysteryc : the look, appearance, or bearing of a person especially as expressive of some personal quality or emotion : demeanor an air of dignityd : an artificial or affected manner put on airs
5 : public utterance He gave air to his opinion.
6 : compressed air
7a (1) : aircraft traveling by air (2) : aviation air safety air rights (3) : air force air headquartersb (1) : the medium of transmission of radio waves; also : radio, television went on the air (2) : airtime
8 : a football offense utilizing primarily the forward pass Trailing by 20 points, the team took to the air.
airlessness
nounin the air
up in the air
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Examples of air in a Sentence
These laws are meant to produce cleaner air.
A delicious smell filled the air.
I like to dine outdoors in the open air.
He can't breathe! Everybody move back and give him some air!
High in the mountains the air is thin and it can be hard to breathe.
He pumped air into the bicycle tire.
The city is wonderful seen from the air.
the fish of the sea and the birds of the air
The balloon rose up into the air and then floated through the air.
There has been heavy fighting on the ground and in the air.
Origin and Etymology of air
Middle English, from Anglo-French, from Latin aer, from Greek aēr air
Synonym Discussion of air
air
Definition of air
transitive verb
1 : to expose to the air for drying, purifying, or refreshing : ventilate —often used with out He opened the windows to air out the room.
2 : to expose to public view or bring to public notice aired their complaints
3 : to transmit by radio or television air a program
intransitive verb
1 : to become exposed to the open air The blankets were left outside to air.
2 : to become broadcast a program that airs daily
Examples of air in a Sentence
The blankets were left outside to air.
She opened the windows to air the room.
The company had a meeting so that employees could air their complaints.
The interview will be aired tomorrow.
The interview will air tomorrow.
Origin and Etymology of air
see 1air
Synonym Discussion of air
AIR Defined for English Language Learners
air
playDefinition of air for English Language Learners
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: the invisible mixture of gases (such as nitrogen and oxygen) that surrounds the Earth and that people and animals breathe
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: the space or sky that is filled with air
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: methods of travel that involve flying
air
Definition of air for English Language Learners
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: to place something in an open area where there is a lot of moving air to make it cool, dry, or clean
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: to allow air from the outside to enter something (such as a room) so that it becomes fresher or cleaner
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: to make (something) known in public : to state (something) publicly
AIR Defined for Kids
Definition of air for Students
1 : the invisible mixture of odorless tasteless gases that surrounds the earth
2 : the space or sky that is filled with air The balloon rose up into the air.
3 : air that is compressed I filled the car's tires with air.
4 : outward appearance : a quality that a person or thing has He has an air of mystery about him.
5 : aircraft travel by air
6 : aviation 1
7 : a radio or television broadcast He gave a speech on the air.
8 airs plural : an artificial way of acting put on airs
Definition of air for Students
aired
;airing
1 : to place in the air for cooling, freshening, or cleaning air blankets
2 : to make known in public air complaints
Medical Dictionary
air
playMedical Definition of air
: a mixture of invisible odorless tasteless sound-transmitting gases that is composed by volume chiefly of 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, 0.03 percent carbon dioxide, varying amounts of water vapor, and minute amounts of rare gases (as helium), that surrounds the earth with half its mass within four miles of the earth's surface, that has a pressure at sea level of about 14.7 pounds per square inch, and that has a density of 1.293 grams per liter at 0°C and 760 mm pressure
Learn More about air
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See words that rhyme with air Thesaurus: All synonyms and antonyms for air Spanish Central: Translation of air Nglish: Translation of air for Spanish speakers Britannica English: Translation of air for Arabic speakers Britannica.com: Encyclopedia article about air
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