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noun

smog

smog
noun
1
A thick haze of smoke and fog caused by air pollution.
"A layer of smog hung over the city all week."

How to Use Smog

Learner’s notes

In plain EnglishPolluted, hazy air typically found over big cities.

Common pairings
thick smog smog alert

Word Forms

smogged past tense, smogs plural, smogs singular

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A layer of _____ hung over the city all week.

Etymology

A blend of "smoke" and "fog."

Definitions: FreeDict original editorial