半长轴
bàn​cháng​zhóu

semi-major axis

半 bàn half

Depicts separating a cow (牛) into two halves (八).

Components

八
八 Iconic component
bā eight

Depicts splitting into two halves.

牛
牛 Iconic component
niú cow
Change in form
Due to historical stylistic changes, this component is less similar to 牛 than it was in ancient scripts.

Character Evolution

Bronze form
Bronze Qin 221-206 BC
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
Regular Modern

Component uses

Sound (3 of 11 verified)

判伴叛胖畔衅绊拌袢泮絆

Meaning (0 of 1 verified)

畔

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartpanHpˤan-s half

說文解字

《說文》：“半，物中分也。从八，从牛。牛為物大，可以分也。”

Sources

Character origin
季旭昇《說文新證》p.89-90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)

长 zhǎng, cháng long Simplified

Pictograph of an old person with long hair using a cane to walk. The simplified character 长 was adapted from the cursive form of the traditional character 長.

Character Evolution

Clerical form
Clerical Western Han 202 BC-9 AD
Regular Modern

Component uses

Sound (1 of 8 verified)

张帐胀账怅苌伥枨

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical images
Academia Sinica

轴 zhóu axle Simplified

Phonosemantic compound. 车 represents the meaning and 由 represents the sound. Simplified form of 軸.

Components

车
车 Meaning component
chē cart, vehicle
由
由 Sound component
yóu cause

Sources

Readings & variants
Unicode

長 zhǎng, cháng long Traditional

Pictograph of an old person with long hair using a cane to walk.

Character Evolution

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 Mid Western Zhou ~900 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Late Spring and Autumn ~500 BC
Bronze form
Bronze Late Warring States ~250 BC
Bronze form
Bronze Late Warring States ~250 BC
Bronze form
Bronze Late Warring States ~250 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Qin 221-206 BC
Seal form
Seal Shuowen ~100 AD
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
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (1 of 6 verified)

脹悵倀帳張賬

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartdrjangCə-[N]-traŋ long (adj.)
trjangXtraŋʔ grow; elder

說文解字

《說文》：“長，久遠也。从兀，从匕。兀者，高遠意也。久則變化。亾聲。●者倒亾也。，古文長；，亦古文長。”

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)

軸 zhóu axle Traditional

Phonosemantic compound. 車 represents the meaning and 由 represents the sound.

Components

車
車 Meaning component
chē cart, vehicle
由
由 Sound component
yóu cause

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartdrjuwklrukwheel-axle
Zhengzhangl'ɯwɢ
Unicodedjhiuk

說文解字

持輪也。从車由聲。

Sources

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