最大公约数
zuì​dà​gōng​yuē​shù

greatest common divisor

最 zuì most

Original meaning: gather

Phonosemantic compound. 宀 represents the meaning and 取 represents the sound. Based on the original meaning "gather". The meaning later shifted to "accumulate", "many" and "most". Originally written as 㝡. Later extra strokes were added to the 宀 component.

Components

宀
宀 Meaning component
mián roof

Depicts gathering many things in one building. Originally written as 宀, later extra strokes were added.

Change in meaning
宀 hints at the original meaning of 最, "gather", which is no longer the most common meaning of 最 in modern Mandarin.
Change in form
Due to historical stylistic changes, this component is less similar to 宀 than it was in ancient scripts.
取
取 Sound component
qǔ take
Change in sound

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Regular Modern

Component uses

Sound (0 of 3 verified)

撮嘬蕞

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarttswajH[ts]ˤot-s collect; most

說文解字

《說文》：“最，犯而取也。从冃，从取。”

Sources

Character origin
季旭昇《說文新證》p.617
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

大 dà, dài big

Depicts an adult man facing forward and standing erect. The meaning later shifted to "big".

Character Evolution

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 Late Western Zhou ~800 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Bronze form
Bronze Late Warring States ~250 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
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 (9 of 21 verified)

去太奇套尖奈赤契夸奎奢奕叁奘夯奁夼尜奩奓𢧤

Iconic (21)

天因美夫央亦乘衡牵熊夹爽奚鬱粦耎夨叕夾椉業

Sound (6 of 11 verified)

太达夺泰驮耷奪馱忕羍旲

Simplified (4)

类奖奋庆

Unknown (0 of 2 verified)

爨䙴

Deleted (1)

业

Remnant (1)

椉

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartdaHlˤat-s (MC F!)big
dajHlˤa[t]-s big

說文解字

《說文》：“大，天大、地大、人亦大，故大象人形。”

Sources

Character origin
季旭昇《說文新證》p.764
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

公 gōng public

Original meaning: earthen jar

Pictograph of a earthen jar for holding liquid, now written as 瓮. The current meaning "public" is a phonetic loan.

Components

八
八 Iconic component
bā eight

Depicts handles of a jar.

口
口 Iconic component
kǒu, kou mouth

Depicts the opening of a jar.

Change in form
Due to historical stylistic changes, this component is less similar to 口 than it was in ancient scripts.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 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 Early Spring and Autumn ~700 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 Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (5 of 14 verified)

容松讼翁颂瓮蚣衮忪袞頌訟鈆彸

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartkuwngC.qˤoŋ impartial, just; public
kuwngC.qˤoŋ father; prince

說文解字

《說文》：“公，平分也。从八、从厶。八，猶背也。韓非曰：‘背厶為公’。”

Sources

Character origin
季旭昇《說文新證》p.86-87
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

约 yuē agreement Simplified

Original meaning: bind

Simplified form of 約. Phonosemantic compound. 纟 represents the meaning and 勺 represents the sound. Based on the original meaning "bind". The meaning later shifted to "agreement", "restrain", "keep under control", "appointment", and "approximately".

Components

纟
纟 Meaning component
mì silk

纟 is a component form of 糸.

勺
勺 Sound component
sháo, shuò, zhuó spoon
Change in sound

Component uses

Sound (1 of 2 verified)

药哟

Historical Pronunciations

Sources

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

数 shù, shǔ, shu number Simplified

Simplified form of 數. Phonosemantic compound. 攵 represents the meaning and 婁 represents the sound.

Components

攵
攵 Meaning component
pū tap

攵 is a component form of 攴.

娄
娄 Sound component
lóu, lǚ, lǘ surname
Change in sound

Component uses

Sound (0 of 2 verified)

擞薮

Historical Pronunciations

Sources

Readings & variants
Unicode

約 yuē agreement Traditional

Original meaning: bind

Phonosemantic compound. 糹 represents the meaning and 勺 represents the sound. Based on the original meaning "bind". The meaning later shifted to "agreement", "restrain", "keep under control", "appointment", and "approximately".

Components

糹
糹 Meaning component
mì silk

糹 is a component form of 糸.

勺
勺 Sound component
sháo, shuò, zhuó spoon
Change in sound

Character Evolution

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
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (1 of 2 verified)

葯喲

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagart'jiewH[q]ewk-s bond, agreement (n.)
'jak[q](r)ewk bind (v.), make an agreement

說文解字

《說文》：“約，纏束也。从糸，勺聲。”

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)

數 shù, shǔ, shu number Traditional

Phonosemantic compound. 攵 represents the meaning and 婁 represents the sound.

Components

攵
攵 Meaning component
pū tap

攵 is a component form of 攴.

婁
婁 Sound component
surname
Change in sound

Character Evolution

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 Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (0 of 2 verified)

擻藪

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartsrjuXs-roʔ count (v.)
srjuHs-roʔ-s number (n.)
sraewks-rok frequently

說文解字

《說文》：“數，計也。从攴，婁聲。”

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)