jiào​zhǔn

calibrate

xiào school

Phonosemantic compound. represents the meaning and represents the sound.

Components

Meaning component
tree
Sound component
jiāo to cross, to mix

Character Evolution

Bronze form
Bronze Late Western Zhou ~800 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
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

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhangkreːws
ɡreːws
Unicodegàu
hàu

說文解字

《說文》:“校,木囚也。从木,交聲。”

Sources

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

zhǔn accurate Simplified

Original meaning: water-level

Simplified form of . Phonosemantic compound. represents the meaning and represents the sound. Based on the original meaning "water-level", a tool to check the flatness of surfaces. The meaning later shifted to "accurate", "rule", and "approve".

Components

Simplified component
bīng ice

Shorthand for the (water) component in the traditional character .

Simplified component
zhuī, cuī, wéi bird

Shorthand for the (sǔn) component in the traditional character .

Character Evolution

Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Old Chinese
Zhengzhangqʷjinʔ

Sources

Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang
Historical images
Academia Sinica

accurate Traditional

Original meaning: water-level

Phonosemantic compound. represents the meaning and represents the sound. Based on the original meaning "water-level", a tool to check the flatness of surfaces. The meaning later shifted to "accurate", "rule", and "approve".

Components

Meaning component
shui, shuǐ water

is a component form of .

Sound component
sǔn falcon

Character Evolution

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

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarttsywinXturʔ water-level

說文解字

《說文》:“準,平也。从水,隼聲。”

Sources

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