Updated: 11/13/2018 by Computer Hope
Pico may refer to any of the following:
1. Prefix used with the metric system that stands for .000000000001. A pico (p) is 10 to the -12th power, or one trillionth.
2. Short for PIne COmposer, PICO is a Unix and Linux variant file editor. For additional information about the PICO editor, see our Linux pico command reference.