Contamination of air by smoke and harmful gases, mainly oxides of carbon, sulfur, and nitrogen.
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Question 1 of 7
Words nearby air pollution
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cultural definitions for air pollution
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.