丝氨酸
sī'ān​suān

serine

丝 sī silk, threads Simplified

Simplified form of 絲. Duplication of 纟 (silk).

Components

纟
纟 Iconic component
mì silk

纟 is a component form of 糸.

纟
纟 Iconic component
mì silk

纟 is a component form of 糸.

Component uses

Sound (0 of 2 verified)

咝鸶

Iconic (1)

㡭

Sources

Readings & variants
Unicode

氨 ān ammonia

Phonosemantic compound. 气 represents the meaning and 安 represents the sound.

Components

气
气 Meaning component
qì, qi air
安
安 Sound component
ān peaceful

Sources

Readings & variants
Unicode

酸 suān sour, tart

Phonosemantic compound. 酉 represents the meaning and 夋 represents the sound.

Components

酉
酉 Meaning component
yǒu wine
夋
夋 Sound component
qūn to dawdle

Character Evolution

Bronze form
Bronze Warring States 475-221 BC
Seal form
Seal Western Han 202 BC-9 AD
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartswan[s]ˤor sour

說文解字

《說文》：“酸，酢也。从酉，夋聲。關東謂酢曰酸。，籀文酸从畯。”

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)

絲 sī silk, threads Traditional

Duplication of 糸 (silk).

Components

糹
糹 Iconic component
mì silk

糹 is a component form of 糸.

糸
糸 Iconic component
mì, sī silk

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
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 Early Western Zhou ~1000 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Western Han 202 BC-9 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 Eastern Han 25-220 AD
Regular Modern

Component uses

Meaning (1)

䜌

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartsi[s]ə silk

說文解字

《說文》：“絲，蠶所吐也。从二糸。”

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)