Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The contamination of the atmosphere by noxious gases and particulates.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. pollution of the atmosphere

Etymologies

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Examples

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  • We can all breathe easy. Nobody listed this term/phrase on Wordnik until 5/1/2010. Happy May Day, all.

    May 2, 2010