茶碱
chá​jiǎn

theophylline

茶 chá tea

Phonosemantic compound. 艹 represents the meaning and 余 represents the sound.

Components

艹
艹 Meaning component
cao, cǎo grass

艹 is a component form of 艸.

余
余 Sound component
yú I
Change in sound

Component uses

Sound (0 of 1 verified)

搽

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartdraelˤra(name of a plant)

Sources

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

碱 jiǎn alkaline Simplified

Phonosemantic compound. 石 represents the meaning and 咸 represents the sound. Simplified form of 鹼.

Components

石
石 Meaning component
shí stone
咸
咸 Sound component
xián all

Sources

Readings & variants
Unicode

鹼 jiǎn alkaline Traditional

Phonosemantic compound. 鹵 represents the meaning and 僉 represents the sound.

Components

鹵
鹵 Meaning component
salt
僉
僉 Sound component
together

Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Old Chinese
Zhengzhangkreːmʔ
skʰlam

說文解字

鹵也。从鹽省，僉聲。

Sources

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