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Definition of soot
soot
/sʊt/
soot
Adverb:sootily
•Plural:soots
•Adjective:sooty
•Past Simple:sooted
•Past Participle:sooted
•Present Participle:sooting
soot Lexical Profile
CEFR
B2
Grade
5
Tier
2
Usage
Top 10k
Syllables
1
soot Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A fine black or dark brown powder consisting chiefly of amorphous carbon, produced by the incomplete burning of organic matter such as wood, coal, or oil.
Example
"The chimney sweep brushed away thick layers of soot that had accumulated inside the flue over the winter."
Synonyms
View all synonyms for soot• verb
1
To cover, smudge, or soil with a black powdery residue of carbon.
Example
"Smoke from the poorly ventilated lantern quickly sooted the glass chimney."
Synonyms
View all synonyms for soot Antonyms
View all antonyms for soot• Rhymes for soot
Word Origin & Etymology
From Old English sōt, of Proto-Germanic origin (*sōtą, literally 'that which settles'), ultimately derived from the Proto-Indo-European root *sed- ('to sit').
Cite this Entry
Wordmom. (2026). Definition of Soot. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/soot