soot

1 of 2

noun

: 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

soot

2 of 2

verb

sooted; sooting; soots

transitive verb

: to coat or cover with soot

Examples of soot in a Sentence

Recent Examples on the Web
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.
Noun
The trail leading the planet consists of larger grains, comparable to desert sand, while the following trail has finer grains resembling soot particles. Robert Lea, Space.com, 17 Jan. 2025 Suddenly, Joe appeared at the door covered in soot. Mary Cunningham, CBS News, 14 Feb. 2025
Verb
The wildfires produced the heaviest smoke and soot the region has seen in recent memory. Tony Briscoe, Los Angeles Times, 16 Jan. 2025 See All Example Sentences for soot

Word History

Etymology

Noun

Middle English, from Old English sōt; akin to Old Irish suide soot, Old English sittan to sit

First Known Use

Noun

before the 12th century, in the meaning defined above

Verb

1602, in the meaning defined above

Time Traveler
The first known use of soot was before the 12th century

Browse Nearby Words

Cite this Entry

“Soot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/soot. Accessed 9 Mar. 2025.

Kids Definition

soot

noun
ˈsu̇t,
ˈsət,
ˈsüt
: a black powder formed when something is burned
especially : the fine powder consisting chiefly of carbon that colors smoke

More from Merriam-Webster on soot

Last Updated: - Updated example sentences
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