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AIR meaning: 1. the mixture of gases that surrounds the earth and that we breathe: 2. the space above the…. Learn more.
1 giorno fa · Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere. Household combustion devices, motor vehicles, industrial facilities and forest fires are common sources of air pollution. Pollutants of major public health concern include ...
free air - WordReference English dictionary, questions, discussion and forums. All Free.
29 nov 2019 · Older Air Definition . Air is also an early chemical term for a type of gas. In the older definition, many individual types of so-called air made up the air we breathe: Vital air was later determined to be oxygen; what was called phlogisticated air turned out to be nitrogen. An alchemist might refer to any gas released by a chemical reaction as ...
Define air-drying. air-drying synonyms, air-drying pronunciation, air-drying translation, English dictionary definition of air-drying. tr.v. air-dried , ...
new thesaurus. Noun. 1. air castle - absentminded dreaming while awake. castle in Spain, castle in the air, daydream, daydreaming, oneirism, reverie, revery. dreaming, dream - imaginative thoughts indulged in while awake; "he lives in a dream that has nothing to do with reality".
Define in the air. in the air synonyms, in the air pronunciation, in the air translation, English dictionary definition of in the air. n. 1. a. A colorless, ...
