闭环
bì​huán

closed loop

闭 bì shut Simplified

Simplified form of 閉. Depicts a door closed shut with horizontal bars.

Components

门
门 Iconic component
mén, men door
◎
◎ Iconic component
characterless component

Depicts horizontal bars used to keep the door shut.

Sources

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

环 huán jade ring or bracelet Simplified

Simplified form of 環. Phonosemantic compound. 玉 represents the meaning and 睘 represents the sound.

Components

𤣩
𤣩 Meaning component
yù jade
不
不 Simplified component
bù, bu no

Shorthand for the 睘 component in the traditional character 環.

Sources

Readings & variants
Unicode

閉 bì shut Traditional

Depicts a door closed shut with horizontal bars.

Components

門
門 Iconic component
mén, men door
◎
◎ Iconic component
characterless component

Depicts horizontal bars used to keep the door shut.


Character Evolution

Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Warring States 475-221 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
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartpejHpˤi[t]-s close (v.); obstruct

說文解字

《說文》：“閉，闔門也。从門，才所以距門也。”

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)

環 huán jade ring or bracelet Traditional

Phonosemantic compound. 玉 represents the meaning and 睘 represents the sound.

Components

𤣩
𤣩 Meaning component
yù jade
睘
睘 Sound component
qióng round
Change in sound

Character Evolution

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

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarthwaenC.ɢʷˤ<r>en ring (n.)

說文解字

《說文》：“環，璧也。肉好若一謂之環。从玉，睘聲。”

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)