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Definitions

smog

[smog, smawg] / smɒg, smɔg /
NOUN
air pollution
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And, for all the talk of smog worries, data from Growth Energy shows E15 reduces smog-forming pollutants.

From The Wall Street Journal • Jun. 3, 2026

“Californians face the most significant smog and soot challenges in the nation, but our air agencies have followed the science to build policies and programs to make real headway,” Barrett said.

From Los Angeles Times • May 14, 2026

One problem is that ethanol blends greater than 10% can increase smog during warm weather, which is why the EPA restricts its sale during the summer.

From The Wall Street Journal • May 10, 2026

Summer gas is refined in a way that reduces emissions and smog, but it is also costlier to make.

From MarketWatch • Apr. 29, 2026

The word smog won't be coined until early the next century, but the air is so toxic that hundreds of Londoners die from bronchitis the year Vincent arrives.

From "Vincent and Theo: The Van Gogh Brothers" by Deborah Heiligman




Vocabulary lists containing smog


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