pico-

This article describes the SI prefix. For other meanings, see Pico. Pico- (symbol p) is a prefix denoting a factor of 10-12 in the International System of Units (SI).Derived from the Spanish pico, meaning beak, or small quantity, this was one the original 12 prefixes defined in 1960 when the SI was established.
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prefix

بيكو ( = 10 -12 ) ( سابقة