pico- (symbol p) is a prefix in the SI system of units denoting a factor of 10−12.
Confirmed in 1952, it comes from the Spanish pico, meaning beak, or small quantity.
Pico | Piko- | Pico | Pico (prefisso) | Pico (SI-prefix) | ピコ | 피코 | Pico | Piko | Pico (prefixo) | Piko | Пико | Piko | Piko | Picô