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

Relevance

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 Because California’s smog is so bad, the federal government has, for more than 50 years, allowed the state to set its own emissions limits, resulting in more efficient vehicles and the nation’s most aggressive push toward electric vehicles. Francine Kiefer, Christian Science Monitor, 2 June 2025 In the wake of the second World War, the relentless creep of light pollution, smog from nearby London and the vibrations and magnetic interference from railway lines had rendered Greenwich an unfeasible location for delicate astronomical observation. Anthony Wood, Space.com, 22 June 2025 Opponents say the supercomputing center is stressing the power grid, and that the turbines emit smog and carbon dioxide, pollutants that cause lung irritation such as nitrogen oxides, and the carcinogen formaldehyde, experts say. Adrian Sainz, Los Angeles Times, 17 June 2025 Kilns are often close to densely populated areas, adding to the smog that comes from city life. Jonathan Lambert, NPR, 18 May 2025 See All Example Sentences for smog
Recent Examples of Synonyms for smog
Noun
  • This will continue to keep smoke and haze in the forecast for the next several days.
    Marshall Shepherd, Forbes.com, 14 July 2025
  • Independence Day Widespread haze between 8am and 11am.
    CA WILDFIRE BOT, Sacbee.com, 3 July 2025
Noun
  • Lifting the London fog A Burberry store at Fashion Valley, an upscale shopping mall, on Dec. 13, 2024, in San Diego, California.
    Samantha Subin, CNBC, 18 July 2025
  • Be sure to pay homage to John Steinbeck at Cannery Row in Monterey, then bundle up to cut through the fog in San Francisco.
    Jessie Beck, AFAR Media, 17 July 2025
Noun
  • Designed with a cushioned insole that evenly distributes pressure and absorbs impact, these sandals make every step feel like walking on a cloud.
    Alicia Geigel, Southern Living, 24 July 2025
  • Frequent cloud to ground lightning is occurring with this storm.
    CA Weather Bot, Sacbee.com, 24 July 2025
Noun
  • Along with other adjustments made with tools like Photoshop, the end result is a shockingly precise view of the galaxy—the yellow mist around the spiral is actually tens of thousands of stars.
    Carlyn Kranking, Smithsonian Magazine, 14 July 2025
  • Staying in shaded areas, using a cool mist and fan, keeping hydrated, and wearing light colored and loose-fitting clothing can all help keep a child cooler.
    Dr. Katie Lockwood, Boston Herald, 13 July 2025

Browse Nearby Words

Cite this Entry

“Smog.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/smog. Accessed 30 Jul. 2025.

More from Merriam-Webster on smog

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!