DICTIONARY · CC-CEDICT

一成不變

简一成不变 · 繁一成不變

Mandarin · pinyin yī chéng bù biàn

(idiom) immutable; impervious to change; set in stone

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Characters in this entry

一: yī · one; a, an; alone
成: chéng · completed, finished, fixed
不: bù · no, not; un-; negative prefix
變: Look up this written character
变: biàn · change, transform, alter; rebel

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

1–2–4–4 · yi1 cheng2 bu4 bian4

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Read this spelling in Classical texts

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.

一成不變 · find source passages ↗ · 一成不变 · find source passages ↗

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Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading

Rime Cantonese 粵拼

jat1 sing4 bat1 bin3

Cantonese word readings for 一成不變. This lexicon supplies readings, not definitions.

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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.

phrase

(idiomatic) immutable; unchangeable

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

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