air

l'air (FR N-M) (1) generally invisible gas of the lower portion of the atmosphere (troposphere) breathed by living things, a composite of nitrogen, oxygen, and many other trace gases and water; movement of this gas; space filled by this gas; atmosphere, ambiance. First appears in French in 1160, from Latin aer (air, atmosphere, sky, weather). (Apollinaire, Banville, Bourget, Eluard, Gautier, Hugo, Klingsor, Lhermite, Mirmont, Renard, Silvestre, van Lerberghe, Verlaine, Wilder) (2) general or…