逆渗透
nì​shèn​tòu

reverse osmosis

逆 nì disobey

Originally written as 屰, a pictograph of an upside-down person. The 辶 (walk) component was added later, representing a person walking in the wrong direction.

Components

屰
屰 SoundMeaning component
nì, pò, jí disobedient
辶
辶 Meaning component
chuò walk

辶 is a component form of 辵.

Character Evolution

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 Mid Western Zhou ~900 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal 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
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

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartngjaekŋrak go against

說文解字

《說文》：“逆，迎也。从辵，屰聲。關東曰逆，關西曰迎。”

Sources

Character origin
季旭昇《說文新證》p.147-148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)

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)

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)