恒温
héng​wēn

constant temperature

恒 héng variant of 恆|恒[héng] Simplified

A constant 亘 heart 忄; 亘 also provides the pronunciation

Components

忄
忄 Meaning component
xin, xīn heart
亘
亘 SoundMeaning component
gèn, xuān, gèng turn around, turn back

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Mid Western Zhou ~900 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
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
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

說文解字

常也。从心从舟，在二之閒上下。心以舟施，恆也。

Sources

Readings & variants
Unicode
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

温 wēn lukewarm Simplified

Simplified form of 溫. Phonosemantic compound. 氵 represents the meaning and 𥁕 represents the sound.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

𥁕
𥁕 Sound component
wēn warm

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Spring and Autumn 771-476 BC
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-Sagart'wonʔˤun warm; gentle

說文解字

《說文》：“溫，水。出犍為涪，南入黔水。从水，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)

恆 héng constant Traditional

A constant 亙 heart 忄; 亙 also provides the pronunciation

Components

忄
忄 Meaning component
xin, xīn heart
亙
亙 SoundMeaning component
gèn, gèng extend across, constant

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Mid Western Zhou ~900 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
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
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-Sagarthong[ɡ]ˤəŋconstant
Zhengzhangɡɯːŋ
Unicodehəng

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang
Historical images
Academia Sinica

溫 wēn lukewarm Traditional

Phonosemantic compound. 氵 represents the meaning and 𥁕 represents the sound.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

𥁕
𥁕 SoundIconic component
wēn warm

Depicts a person (人) taking a bath in a tub (皿) of warm water.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 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
Clerical form
Clerical Eastern Han 25-220 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-Sagartʔwonʔˤunwarm; gentle
Zhengzhangquːn
Unicodequən

說文解字

《說文》：“溫，水。出犍為涪，南入黔水。从水，聲。”

Sources

Character origin
漢語多功能字庫季旭昇《說文新證》p.419
Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)