King's Kung-Fu& Tai Chi

Chinese symbol for “constant”

不变
bù biàn
Traditional: 不變
constant; unvarying; (math.) invariant

The closest CC-CEDICT match for constant is 不变 (bù biàn), defined as: constant; unvarying; (math.) invariant.

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Characters and stroke order

不 bù
no, not, un-; negative prefix
radical 1 ⼀ · 4 strokes
变 biàn
to change, to transform, to alter; rebel
radical 29 ⼜ · 8 strokes

Traditional forms

Other Chinese words for “constant”

WordPinyinMeaning
恒定 (恆定)héng dìngconstant
常量cháng liànga constant (physics, math.)
定数 (定數)dìng shùconstant (math.); quota
恒久 (恆久)héng jiǔconstant; persistent
不断 (不斷)bù duànunceasing; uninterrupted

Related words

Other words that share a character with 不变.

WordPinyinMeaning
不是bù shìno; is not
不能bù néngcannot; must not
不会 (不會)bù huìimprobable; unlikely
不过 (不過)bù guòonly; merely
不同bù tóngdifferent; distinct
改变 (改變)gǎi biànto change; to alter
变化 (變化)biàn huà(intransitive) to change; to vary; change; variation
变成 (變成)biàn chéngto change into; to turn into

See also: Japanese symbol for “constant”.

Data: CC-CEDICT (CC BY-SA 4.0); Unihan Database (Unicode License v3); Make Me a Hanzi (Arphic Public License (graphics.txt); LGPL-3.0-or-later (dictionary.txt)); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.

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