质子数
zhì​zǐ​shù

atomic number

质 zhì nature, substance Simplified

Original meaning: pledge, pawn

Simplified form of 質. Phonosemantic compound. 斦 represents the sound and 贝 represents the meaning.

Components

斤
斤 Simplified component
jīn axe

Shorthand for the phonetic 斦 component in the traditional character 質.

贝
贝 Meaning component
bèi sea shell

In ancient China shells were used as currency.

Change in meaning
贝 hints at the original meaning of 质, "pledge, pawn", which is no longer the most common meaning of 质 in modern Mandarin.

Component uses

Sound (1 of 2 verified)

踬𬃊

Sources

Character origin
季旭昇《說文新證》p. 522
Readings & variants
Unicode

子 zi, zǐ child

Pictograph of a small child with its two arms waving.

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
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
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
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 Early Western Zhou ~1000 BC
Bronze form
Bronze Early Western Zhou ~1000 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Bronze form
Bronze Spring and Autumn 771-476 BC
Bronze form
Bronze Mid Spring and Autumn ~600 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
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 Western Jin 266-316 AD
Regular Modern

Component uses

Meaning (10 of 21 verified)

好存字李孩孙季孤仔孟孽籽孺孢孪孳孥囝孫孨孿

Iconic (15)

了学教保包孔乳孕孝孚孛孑孓斿學

Sound (2 of 5 verified)

字仔孜籽耔

Remnant (3)

了孑孓

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarttsiX[ts]əʔ 1st earthly branch
tsiXtsəʔ child; gentleman, master

說文解字

《說文》：“子，十一月陽气動，萬物滋，人以為偁。象形。，古文子，从巛，象髮也。，籀文子，囟有髮，臂、脛在几上也。”

Sources

Character origin
徐中舒《甲骨文字典》p.1571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)

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

質 zhì nature, substance Traditional

Original meaning: pledge, pawn

Phonosemantic compound. 斦 represents the sound and 貝 represents the meaning.

Components

斦
斦 Sound component
zhì, yín chopping block
貝
貝 Meaning component
bèi sea shell

In ancient China shells were used as currency.

Change in meaning
貝 hints at the original meaning of 質, "pledge, pawn", which is no longer the most common meaning of 質 in modern Mandarin.

Character Evolution

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 Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
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)

櫍躓

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarttrijH[t]<r>ip-s hostage; gift
tsyitt-lit substance, solid part

說文解字

《說文》：“質，以物相贅，从貝，从斦。闕。”

Sources

Character origin
季旭昇《說文新證》p. 522
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)