二叉树
èr​chā​shù

binary tree

二 èr two

Two horizontal strokes, representing the number two.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Spring and Autumn ~500 BC
Bronze form
Bronze Warring States 475-221 BC
Bronze form
Bronze Warring States 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Meaning (4 of 8 verified)

些次再仁竺贰佞貳

Sound (1)

次

Simplified (1)

兰

Distinguishing (1)

亘

Iconic (1)

亙

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartnyijHni[j]-s two

說文解字

《說文》：“二，地之數也。从偶一。弍，古文。”

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

叉 chā, chá, chǎ fork, prong

Depicts an object being held between fingers in the hand (又).

Components

又
又 Iconic component
yòu hand
◎
◎ Iconic component
characterless component

Depicts something being held in the hand.


Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Component uses

Sound (0 of 6 verified)

钗蚤杈衩汊釵

Meaning (0 of 4 verified)

钗杈汊釵

Historical Pronunciations

Old Chinese
Zhengzhangsʰraːl
sʰreːl

說文解字

《說文》：“叉，手指相錯也。从又，象叉之形。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

树 shù tree Simplified

Simplified form of 樹. Phonosemantic compound. 木 represents the meaning and 尌 represents the sound.

Components

木
木 Meaning component
mù tree
对
对 Simplified component
duì correct

Shorthand for the phonetic 尌 (shù) component in the traditional character 樹.

Sources

Readings & variants
Unicode

樹 shù tree Traditional

Phonosemantic compound. 木 represents the meaning and 尌 represents the sound.

Components

木
木 Meaning component
mù tree
尌
尌 Sound component
shù, zhù standing (something) up

Character Evolution

Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartdzyuXm-toʔ plant (v.); place upright
dzyuHm-toʔ-s tree

說文解字

《說文》：“樹，生植之緫名。从木，尌聲。尌，籀文。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)