: a black substance formed by combustion or separated from fuel during combustion, rising in fine particles, and adhering to the sides of the chimney or pipe conveying the smoke
especially : the fine powder consisting chiefly of carbon that colors smoke
Examples of soot in a Sentence
Recent Examples on the Web
Samantha Neely, USA Today, 23 Apr. 2026 Ozone pollution is also known as smog; particle pollution is known as soot. —Emily Mae Czachor, CBS News, 22 Apr. 2026
Literary Hub, 23 Oct. 2025 Air Resources Board Chair Liane Randolph, in an interview with CalMatters, did not offer any details on how the agency will make up for the voluminous tons of smog-causing gases and soot those rules would have eliminated. —Calmatters, Mercury News, 8 July 2025 See All Example Sentences for soot
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Noun
The report analyzes data from 2022 through 2024 to grade counties on unhealthy levels of ozone and particle pollution, or smog and soot. —Samantha Neely, USA Today, 23 Apr. 2026 Ozone pollution is also known as smog; particle pollution is known as soot. —Emily Mae Czachor, CBS News, 22 Apr. 2026
Verb
The ashes from the crematorium chimney covered the streets, sooted the rain, dirtied the snow, damaged the crops, infected every body. —Literary Hub, 23 Oct. 2025 Air Resources Board Chair Liane Randolph, in an interview with CalMatters, did not offer any details on how the agency will make up for the voluminous tons of smog-causing gases and soot those rules would have eliminated. —Calmatters, Mercury News, 8 July 2025 See All Example Sentences for soot
Cite this Entry
“Soot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.grautoblog.com/dictionary/soot. Accessed 25 Apr. 2026.
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