King's Kung-Fu& Tai Chi

Chinese symbol for “duality”

二元
èr yuán
duality; dual; bipolar; binary

The closest CC-CEDICT match for duality is 二元 (èr yuán), defined as: duality; dual; bipolar; binary.

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

二 èr
two; twice
radical 7 ⼆ · 2 strokes
元 yuán
first; dollar; origin; head
radical 10 ⼉ · 4 strokes

Other Chinese words for “duality”

WordPinyinMeaning
对偶 (對偶)duì ǒudual; duality
对偶性 (對偶性)duì ǒu xìng(math.) duality

Related words

Other words that share a character with 二元.

WordPinyinMeaning
第二dì èrsecond; number two
第二次dì èr cìthe second time; the second occurrence
第二天dì èr tiānnext day; the morrow
二级 (二級)èr jígrade 2; second class
十二shí èrtwelve; 12
二十èr shítwenty; 20
美元měi yuánAmerican dollar; US dollar
多元duō yuánpoly-; multi-

See also: Japanese symbol for “duality”.

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.