Peta
For the bread, see: pita.
Peta (symbol:
P) is a
prefix in the
SI system of units denoting 10
15, or 1 000 000 000 000 000.
In
computer science peta can mean 1 125 899 906 842 624 (1024
5 or 2
50), instead of 1 000 000 000 000 000, especially when used to prefix the
byte, giving a
petabyte.
PETA is an
organization:
People for the Ethical Treatment of Animals