number one

Evolution

壹 Seal script Shuowen (~100 AD)

Seal script

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

Clerical script

Eastern Han dynasty (25-220 AD)
壹 Regular script Modern

Regular script

Modern
Definitions

 

number one; one (banker's anti-fraud numeral)

Component uses

Sound component in 3 characters (0 verified)