三角学
sān​jiǎo​xué

trigonometry

三 sān three

Three horizontal strokes, representing the number three.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Early Western Zhou ~1000 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 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

Sound (2 of 4 verified)

参仨闫參

Meaning (2 of 4 verified)

参叁仨參

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartsams.rum (*s.r- > s-; infl. by 四 *s-?)three
samHs.r[u]m-s (*s.r- > *s-, infl. by 四 *s-?)three times

說文解字

《說文》：“三，天地人之道也。从三數。弎，古文三从弋。”

Sources

Character origin
漢語多功能字庫季旭昇《說文新證》p.51
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

角 jiǎo, jué horn

Pictograph of a horn.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Shang ~1100 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Bronze form
Bronze Early Warring States ~400 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Regular Modern

Component uses

Meaning (4 of 12 verified)

触觯觥觞觳觚觫觸觱觖觜觴

Sound (2 of 4 verified)

确粟斛桷

Iconic (3)

解衡𢍱

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartkaewkC.[k]ˤrok horn, corner

說文解字

《說文》：“角，獸角也。象形，角與刀魚相似。”

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)

学 xué learning Simplified

Simplified form of 學. Depicts two hands (𦥑) teaching a child (子) under a roof (宀). 爻 represents the sound.

Components

◎
◎ Simplified component
characterless component

Shorthand for the 𦥑 and 爻 components in the traditional character 學.

宀
宀 Iconic component
mián roof
子
子 Iconic component
zi, zǐ child

Component uses

Sound (1)

觉

Remnant (1)

觉

Sources

Readings & variants
Unicode

學 xué learning Traditional

Depicts two hands (𦥑) teaching a child (子) under a roof (宀). 爻 represents the sound.

Components

𦥑
𦥑 Iconic component
jú, jǔ, póu two hands

Depicts two hands.

爻
爻 Sound component
yáo, xiào diagrams for divination
Change in sound
宀
宀 Iconic component
mián roof

Depicts a roof.

子
子 Iconic component
zi, zǐ child

Depicts a child.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Early Western Zhou ~1000 BC
Bronze form
Bronze Early Western Zhou ~1000 BC
Bronze form
Bronze Early Warring States ~400 BC
Bronze form
Bronze Late Warring States ~250 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 Western Han 202 BC-9 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-Sagarthaewkm-kˤruk study; imitate

說文解字

《說文》：“斆，覺悟也。从教，从冖，冖，尚矇也，臼聲。學，篆文斅省。”

Sources

Character origin
季旭昇《說文新證》p.247-248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)