air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust.
Words nearby photochemical smog
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Medicine definitions for photochemical smog
Air pollution produced by the action of sunlight on hydrocarbons, nitrogen oxides, and other pollutants.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for photochemical smog
[ fō′tō-kĕm′ĭ-kəl ]
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