Soot
/suːt/noun
A black powdery substance made of fine carbon particles, typically produced by incomplete combustion.
Did you know?Old English had the related word sōt, and in many Germanic languages the same ancient root also lives in words for dark, dirty residue, showing how fire and shadow were linguistically linked long before modern chemistry.
Etymological Timeline
Proto-Germanic
PGmc
*sōtaz
“soot, dark residue from fire”
Old English
OE
sōt
“soot, black deposit from smoke”
Old High German
OHG
sūz
“soot, smoke-blackened residue”
Middle English
ME
sot
“soot, black powder from burning”
Modern English
English
soot
“fine black particles produced by incomplete combustion”