smog
smog
noun \ˈsmäg, ˈsmȯg\Definition of SMOG
: a fog made heavier and darker by smoke and chemical fumes; also : a photochemical haze caused by the action of solar ultraviolet radiation on atmosphere polluted with hydrocarbons and oxides of nitrogen especially from automobile exhaust
— smog·less \ˈsmä-gləs, ˈsmȯ-\ adjective
Examples of SMOG
- <the city's smog was once so bad that darkness often prevailed, even at noon>
Origin of SMOG
smoke + fog
First Known Use: 1884
Related to SMOG
Rhymes with SMOG
Learn More About SMOG
Browse
Seen & Heard 
What made you want to look up smog? Please tell us where you read or heard it (including the quote, if possible).






See 

