亿

hundred million

Original meaning: 

quiet; at rest

Phonosemantic compound. represents the meaning and represents the sound. Simplified form of . Based on the original meaning "quiet; at rest". The current meaning is a phonetic loan.

Components
亻 meaning component

  Meaning component

rén

  

person

is a component form of .

乙 sound component

  Sound component

zhé

  

second

Evolution

亿 Bronze script Early Warring States (~400 BC)

Bronze script

Early Warring States (~400 BC)
亿 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
亿 Clerical script Eastern Han dynasty (25-220 AD)

Clerical script

Eastern Han dynasty (25-220 AD)
亿 Traditional script Modern

Traditional script

Modern
亿 Simplified script Modern

Simplified script

Modern
Definitions

亿 () 

hundred million; many; 100 million

Most common words with 亿
Freq.
Word
Meaning

数十亿

several billion

亿

100 million

数以亿计

countless

亿万

millions and millions

十亿

giga-