皆

Glyph origin
Attested in bronze script as an ; to compare several people, hence all. later corrupts into. Based on the corrupted form,  reinterprets this character as a.

Definitions

 * 1)  all; every; everybody
 * 2)  zetta- SI unit prefix
 * 1)  zetta- SI unit prefix

Etymology 3
From.

Affix

 * 1) all; every