- Air
- The mixture of gases that surrounds the earth and forms its atmosphere, composed of, by volume, 21 percent oxygen, 78 percent nitrogen.
Energy terms . 2014.
Air
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AIR — Le globe terrestre est entouré d’une atmosphère constituée d’un mélange gazeux nommé air, qui s’étend de la surface du sol jusqu’à une altitude d’environ 150 kilomètres. La pression de l’air au niveau de la mer a longtemps servi d’unité de… … Encyclopédie Universelle
air — 1. (êr) s. m. 1° Fluide invisible, transparent, sans odeur ni saveur, pesant, compressible, élastique, qui forme autour de la terre une couche nommée atmosphère, et qui est composé de 0,79 d azote et de 0,21 d oxygène. L air était un des quatre … Dictionnaire de la Langue Française d'Émile Littré
air — AIR. s. m. Celui des quatre Élémens qui environne le globe de la terre. L air est plus léger que l eau. La basse, la haute, la moyenne région de l air. Une colonne d air. La pesanteur de l air. La circulation de l air. L air se dilate, se raréfie … Dictionnaire de l'Académie Française 1798
Air — ([^a]r), n. [OE. air, eir, F. air, L. a[ e]r, fr. Gr. ah r, air, mist, for a[digamma]hr, fr. root a[digamma] to blow, breathe, probably akin to E. wind. In sense 10 the French has taking a meaning fr. It. aria atmosphere, air, fr. the same Latin… … The Collaborative International Dictionary of English
air — air; Air·bra·sive; air·crafts·man; air·crafts·wom·an; air·crew·man; Air·dent; air·drau·lic; air·drome; air·graph; air·i·fied; air·i·ly; air·i·ness; air·ish; air·less; air·man; air·man·ship; air·scape; an·ti·air; an·ti·air·craft·er;… … English syllables
air — [er, ar] n. [ME < OFr < L aer < Gr aēr, air, mist] 1. 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 2. space… … English World dictionary
Air TV — Air (univers de fiction) Pour les articles homonymes, voir Air (homonymie). Air Type Seinen Genre Romance, drame, fantastique Jeu Développeur Kei … Wikipédia en Français
Air BC — was an airline based in British Columbia in Canada and now part of Air Canada Jazz. History Air BC was established in 1980 after the merger (by the Jim Pattison Group) of a number of western coast domestic airlines: Canadian Air Transit, Flight… … Wikipedia
Air 1 — IATA Code … Deutsch Wikipedia
air — ► NOUN 1) the invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen. 2) the open space above the surface of the earth. 3) (before another noun ) indicating the use of aircraft: air travel. 4) the earth s… … English terms dictionary
air — n 1 Air, atmosphere, ether, ozone. Air designates the invisible mixture of gases which surrounds the earth and is the impalpable respirable substance essential to life {the air we breathe} or that substance mixed with or contaminated by other… … New Dictionary of Synonyms
