King's Kung-Fu& Tai Chi

Chinese symbol for “congruence”

同余式
tóng yú shì
Traditional: 同餘式
congruence (math.); equation for residue modulo some number

The closest CC-CEDICT match for congruence is 同余式 (tóng yú shì), defined as: congruence (math.); equation for residue modulo some number.

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

同 tóng
same, similar; together with, alike
radical 30 ⼝ · 6 strokes
余 yú
surplus, remainder; surname
radical 9 ⼈ · 7 strokes
式 shì
formula, pattern, rule, style, system
radical 56 ⼷ · 6 strokes

Traditional forms

Related words

Other words that share a character with 同余式.

WordPinyinMeaning
同时 (同時)tóng shíat the same time; simultaneously
不同bù tóngdifferent; distinct
共同gòng tóngcommon; joint
同样 (同樣)tóng yàngsame; equal; similar; similarly; also; too
同意tóng yìto agree; to consent
同志tóng zhìcomrade; (slang) homosexual
其余 (其餘)qí yúthe rest; the others
余额 (餘額)yú ébalance (of an account, bill etc); surplus
方式fāng shìway; method; manner; mode; pattern (of behavior etc); 种 (zhǒng)

See also: Japanese symbol for “congruence”.

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.