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词汇 soot
词源

soot n.

"black substance or deposit formed by burning fuel and rising or falling in fine particles," Old English sõt "soot," from Proto-Germanic *sotam "soot" (source also of Old Norse sot, Old Dutch soet, North Frisian sutt), literally "what settles," from PIE *sodo- (source also of Old Church Slavonic sažda, Lithuanian suodžiai, Old Irish suide, Breton huzel "soot"), a suffixed form of root *sed- (1) "to sit." Related: Sootflake.

updated on March 12, 2023

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更新时间:2025/5/28 16:34:19