PP 2 topics · 2 sources TechnologyDefense(1) Parallel Processing. (2) Principal Polarization. (3) Post Processing. (4) Program Plan.DoD Missile Defense Agency — MDA Glossary Cite Technology› ProgrammingPerlAn internal shorthand for a "push-pop" code, that is, C code implementing Perl's stack machine.Perl — Perl Glossary Cite