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1. Dictionary

   air

   /ɛː/

   noun

   • 1. the invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen.
   • ▪ air regarded as necessary for breathing: "the air was stale"
   • ▪ the free or unconfined space above the surface of the earth: "he celebrated by tossing his hat high in the air" Similar skyheavensetheratmosphereaerosphereairspace
   • ▪ referring to the use of aircraft: "air traffic"
   • ▪ the earth's atmosphere as a medium for transmitting radio waves: "radio stations have successfully sold products over the air"
   • ▪ 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): "an air sign"
   • ▪ a breeze or light wind. Similar breezedraughtwindbreath of airgust of airflurry of airwaft of airpuff of windwhiff of airblast of air
   • 2. an impression of a quality or manner given by someone or something: "she answered with a faint air of boredom" Similar expressionappearancelookimpressionaspectmannerbearingmiencountenancemoodqualityambienceaurafeelingflavourtoneinformal:vibe
   • ▪ an annoyingly affected and condescending manner: "he began to put on airs and think he could boss us around"
   • 3. a tune or short melodious song: "traditional Scottish airs sung in the Gaelic tongue" Similar tunemelodysongthemestrainrefrainpiecearialiterary:lay
   • 4. a jump off the ground on a snowboard or skateboard.

   verb

   • 1. express (an opinion or grievance) publicly: "a meeting in which long-standing grievances were aired" Similar expressvoicemake publicventventilatearticulatestatedeclaregive expression togive voice tomake knownpublicizepublishdisseminatecirculatecommunicatespreadpromulgatebroadcastrevealannounceproclaimdivulgesubmitraisemootproposediscussdebatehave one's say
   • ▪ broadcast (a programme) on radio or television: "the programmes were aired on India's state TV network" Similar broadcasttransmitbeamsend/put outteleviseshowtelecastrelayput on the air/airwavesdisseminateinformal:screen
   • ▪ parade or show (something) ostentatiously: archaic "he took the opportunity of airing his knowledge of antiquity"
   • 2. expose (a room) to the open air in order to ventilate it: British "the window sashes were lifted regularly to air the room" Similar ventilateaeratefreshenrefreshcoolair-condition
   • ▪ warm (washed laundry) to remove dampness: "I was airing the sheets"
   • ▪ go out in the fresh air: archaic "to go and air myself in my native fields"

   Word Origin Middle English (in air (sense 1 of the noun)): from Old French air, from Latin aer, from Greek aēr, denoting the gas. air (sense 2 of the noun) is from French air, probably from Old French aire ‘site, disposition’, from Latin ager, agr- ‘field’ (influenced by sense 1). air (sense 3 of the noun) comes from Italian aria (see aria).

   Scrabble Points: 3

   • A

     1

   • I

     1

   • R

     1

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2. en.wikipedia.org › wiki › Atmosphere_of_EarthAtmosphere of Earth - Wikipedia

   en.wikipedia.org › wiki › Atmosphere_of_Earth

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   3 days ago · The atmosphere of Earth is composed of a layer of gas mixture that surrounds the Earth's planetary surface (both lands and oceans), known collectively as air, with variable quantities of suspended aerosols and particulates (which create weather features such as clouds and hazes), all retained by Earth's gravity.

3. en.wikipedia.org › wiki › Air_conditioningAir conditioning - Wikipedia

   en.wikipedia.org › wiki › Air_conditioning

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   1 day ago · Air conditioning, often abbreviated as A/C (US) or air con (UK), is the process of removing heat from an enclosed space to achieve a more comfortable interior temperature (sometimes referred to as 'comfort cooling') and in some cases also strictly controlling the humidity of internal air.

4. en.wikipedia.org › wiki › Air_CanadaAir Canada - Wikipedia

   en.wikipedia.org › wiki › Air_Canada

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   3 days ago · Air Canada is the flag carrier and the largest airline of Canada, by size and passengers carried. Air Canada is headquartered in the borough of Saint-Laurent, Montreal, Quebec. The airline, founded in 1937, provides scheduled and charter air transport for passengers and cargo to 222 destinations worldwide.

5. www.britannica.com › place › North-AmericaNorth America - Air Masses, Climate, Weather | Britannica

   www.britannica.com › place › North-America

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   3 days ago · North America - Air Masses, Climate, Weather: The continent’s air masses reflect different conditions of temperature and humidity; they include northern and southern components, subdivided into continental (dry) and maritime (moist) types.

6. pioneerair.com › what-is-a-compressed-air-systemWhat Is a Compressed Air System? | Pioneer

   pioneerair.com › what-is-a-compressed-air-system

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   2 days ago · The Complete Guide. What makes a compressed air system essential in various industries? What are its key components, and how do you enhance their efficiency while reducing energy consumption? What maintenance practices need to be implemented to prolong their service life?

7. www.britannica.com › science › air-pollutionAir pollution - Particulates, Health, Environment | Britannica

   www.britannica.com › science › air-pollution

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   5 days ago · Very small fragments of solid materials or liquid droplets suspended in air are called particulates. Except for airborne lead, which is treated as a separate category, they are characterized on the basis of size and phase (i.e., solid or liquid) rather than by chemical composition.

8. www.astrology.com › elements › airElements: Air | Astrology.com

   www.astrology.com › elements › air

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   5 days ago · Air: Gemini, Libra, and Aquarius. The element of Air is attached to the signs Gemini, Libra, and Aquarius. It also rules the third, seventh, and eleventh houses. It is rarefied air that usually surrounds those graced by this element, as this is the marker of the intellectual.