Dictionary![]() ![]() smogPronunciation: (smog, smôg), [key] —n. 1. smoke or other atmospheric pollutants combined with fog in an unhealthy or irritating mixture. 2. See photochemical smog. —v.t. to cover or envelop with or as if with smog. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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