闭域 Origin — Dong Chinese Dictionary

bìyù

algebraically closed field

bì shut Simplified

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

Components

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

yù district

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

Components

土 Meaning component

tǔ earth

或 Sound component

huò or

Change in sound

域 and 或 don't sound similar in modern Mandarin due to historical phonetic changes. They were more similar in Old Chinese.
域 *[ɢ]ʷrək
或 *[ɢ]ʷrək

Character Evolution

Bronze form — Bronze Early Western Zhou ~1000 BC

Bronze form — Bronze Early Western Zhou ~1000 BC

Bronze form — Bronze Early Western Zhou ~1000 BC

Bronze form — Bronze Early Western Zhou ~1000 BC

Bronze form — Bronze Late Western Zhou ~800 BC

Bronze form — Bronze Late Western Zhou ~800 BC

Bronze form — Bronze Mid Spring and Autumn ~600 BC

Bronze form — Bronze Late Warring States ~250 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

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

Clerical form — Clerical Eastern Han 25-220 AD

Clerical form — Clerical Western Jin 266-316 AD

Regular Modern

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Historical Pronunciations

	Middle Chinese	Old Chinese	Gloss
Baxter-Sagart	hwik	[ɢ]ʷrək	territory

說文解字

《說文》：“或，邦也。从囗，从戈以守一。一，地也。域，或又从土。”

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)

bì shut Traditional

Depicts a door closed shut with horizontal bars.

Components

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

▼ More ▲ Less

Historical Pronunciations

	Middle Chinese	Old Chinese	Gloss
Baxter-Sagart	pejH	pˤi[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)