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環戊烯

简环戊烯 · 繁環戊烯

Mandarin · pinyin huán wù xī

cyclopentene C5H8 (ring of five carbon atoms)

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Characters in this entry

環: Look up this written character
戊: wù · 5th heavenly stem
烯: xī · alkene
环: huán · jade ring or bracelet; ring

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Mandarin tones

2–4–1 · huan2 wu4 xi1

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Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

noun

(organic chemistry) cyclopentene

Source page · dump 2026-09-02 · Contributors & history

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