Definition of smognext
as in haze
an atmospheric condition in which suspended particles in the air rob it of its transparency the city's smog was once so bad that darkness often prevailed, even at noon

Synonyms & Similar Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of smog Opponents argue that xAI understated the amount of pollution that will be emitted by its turbines in its permit application, with particular concerns around smog-forming nitrogen oxides and other pollutants that can be harmful to human health, including formaldehyde and airborne particulate matter. Lora Kolodny, CNBC, 10 Mar. 2026 Crude droplets rained over Tehran after Israeli airstrikes decimated oil depots, draping the Iranian capital in a dense smog. Gavin J. Quinton march 10, Los Angeles Times, 10 Mar. 2026 Starting in January and February, refiners start transitioning to the state’s unique summer blend of fuel that helps reduce smog but is more expensive than the winter formula. Rob Nikolewski, San Diego Union-Tribune, 3 Mar. 2026 There was a time when smog routinely blanketed the San Fernando Valley; today, on a sunny day, the air is clear. Suzette Valladares, Oc Register, 15 Feb. 2026 See All Example Sentences for smog
Recent Examples of Synonyms for smog
Noun
  • Whenever the weather changes suddenly, or the skyline becomes shrouded in a windy haze, Fernanda Camarillo braces herself for an asthma attack.
    Los Angeles Times, Los Angeles Times, 23 Mar. 2026
  • The overall atmosphere of the show, directed by Meenu Gaur and Annetta Laufer, has a kind of golden haze about it.
    Sarah Shachat, IndieWire, 23 Mar. 2026
Noun
  • Some patchy inland fog was also possible, mainly across the interior and over on the southwestern coast of Florida.
    Lissette Gonzalez, CBS News, 24 Mar. 2026
  • Where my world was hemmed in by ridgelines and holler roads, Mary Lennox’s world was hemmed in by fog and wind and the low moan of a manor house that seemed to breathe on its own.
    Literary Hub, Literary Hub, 23 Mar. 2026
Noun
  • Its home screen’s hourly forecast consists of temperatures, weather icons, and illustrative background visuals, such as gloomy rain clouds, that sometimes fail to match the view out the window.
    Kyle Chayka, New Yorker, 25 Mar. 2026
  • While there will be many more clouds than on Tuesday, the chance of rain is very low.
    Bill Kelly, CBS News, 25 Mar. 2026
Noun
  • My personal favorites, though, are the fragrance deals, which include a 30%-off deal on one of my go-to Sol de Janeiro Hair & Body mists.
    Alanna Martine Kilkeary, Glamour, 25 Mar. 2026
  • Bryan Bedford with the Federal Aviation Administration said at a news conference Monday that the airport was experiencing mist, fog, moderate winds, and roughly 4 miles of visibility in rainy conditions.
    Minyvonne Burke, NBC news, 25 Mar. 2026

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“Smog.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/smog. Accessed 30 Mar. 2026.

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