渗透压
shèn​tòu​yā

osmotic pressure

渗 shèn soak through Simplified

Phonosemantic compound. 氵 represents the meaning and 参 represents the sound. Simplified form of 滲.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

参
参 Sound component
cān, shēn take part in

Sources

Readings & variants
Unicode

透 tòu penetrate

Phonosemantic compound. 辶 represents the meaning and 秀 represents the sound.

Components

辶
辶 Meaning component
chuò walk

辶 is a component form of 辵.

秀
秀 Sound component
xiù elegant, excellent

Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhangl̥ʰoːs
hljuɡ
Unicodetòu

說文解字

《說文新附》：“透，跳也；過也。从辵，秀聲。”

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)

压 yā press, push down Simplified

Simplified form of 壓. Phonosemantic compound. 土 represents the meaning and 厌 represents the sound.

Components

土
土 Meaning component
tǔ earth
厌
厌 SoundSimplified component
yàn dislike

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode

滲 shèn soak through Traditional

Phonosemantic compound. 氵 represents the meaning and 參 represents the sound.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

參
參 Sound component
cān, shēn take part in

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Old Chinese
Zhengzhangsrums

說文解字

下漉也。从水參聲。

Sources

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

壓 yā press, push down Traditional

Phonosemantic compound. 土 represents the meaning and 厭 represents the sound.

Components

厭
厭 SoundMeaning component
yàn dislike
土
土 Meaning component
tǔ earth

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Xin 9-23 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagart'aepʔˤrep press down

說文解字

《說文》：“壓，壞也。一曰塞補。从土，厭聲。”

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)