What does pop stand for?

Perpendicular Ocean Platform (AD)

Persistent Occipito-Posterior (AD)

Plasma Osmotic Pressure (AD)

Plaster of Paris (AD)

Poppet (AD)

Popular (AD)

Population (AD)

Printer of Plates - MARC relator code - Library of Congress (LCCP)

Carbonated Beverage (SAUS)

Popham's English King's Bench Reports - 1592-1627 - A publication (DLA)

Poppa (AD)

Populare - Record label - Romania

Population (TBD)

IEEE Proceedings Order Plans - Database (GDD)

International Polar Orbiting Platform (SAUS)

Pacific Ocean Perch

Package for Online Programming - Computer science (CDE)

Pain on Palpitation - Medicine

Palletizing Optimization Potential (AD)

Palletizing Optimization Program (SAUS)

Panoramic Office Planning

Paperless Ordering Placement - System (DOMA)

Parallel Ocean Program (SAUS)

Parallel Output Platform

Parents of Punkers (EA)

Paroxypropione - or Paraoxypropiophenone - Endocrinology

Particle-Oriented Paper (IAA)

Particulate Organic Phosphorus

Partido de Orientacion Popular - Popular Orientation Party - El Salvador - Political party (PPW)

Parti Ouvrier et Paysan du Congo - Congolese Workers' and Peasants' Party - Zaire - Political party

Parti Ouvrier-Progressiste - Canada

Patrexes of the Panopticon (EA)

Payload Optimized Program - NASA (KSC)

Pay One Price

Peak Overpressure - Nuclear energy (NRCH)

Perceived Outcome Potential (MHDI)

Percentage of Precipitation (SAUS)

Performance-Oriented Packaging - for hazardous materials

Period of Performance (MCD)

Permanently Out of Print (SAUS)

Perpendicular Ocean Platform - Oceanography

Perpendicular to Orbital Plane

Perpendicular-to-Orbit Plan

Perpendicular-to-Orbit Plane - Aerospace (KSC)

Persistant Organic Pollutant - An organic compounds that are resistant to environmental degradation (ALPHA)

Persistent Occipit Posterior - A fetal position - Obstetrics

Persistent Organic Pollutant - Environmental science

Personal Ozone Protection (SAUS)

Pharmacists in Ophthalmic Practice - Later, PIOP (EA)

Picture-outside-Picture - Television technology

Pipeline Outfit, Petroleum (MCD)

Pituitary Opioid Peptide - Medicine (DMAA)

Placing Older People (SAUS)

Plasma Oncotic Pressure - Medicine (MAE)

Plasma Osmotic Pressure - Medicine

Plaster of Paris

Pneumatic Operated Piston (ECII)

Point of Presence - Telecommunications (DOM)

Point of Production (SAUS)

Point of Purchase - Advertising

Polar Orbiting Platform (SSD)

Pollution and Overpopulation

Polymyositis Ossificans Progressiva - Medicine (DMAA)

Polyolefin Plastomer - Organic chemistry

Poly Phenylene Oxide (EDCT)

Pope & Talbot - NYSE symbol

Pope & Talbot, Inc. - NYSE symbol (SPSG)

POP from Stack (SAUS)

Popliteal - Artery - Anatomy (AAMN)

Popondetta - Papua New Guinea - Seismograph station code, US Geological Survey - Closed (SEIS)

Popping - Mining engineering

Popular

Population (AAG)

Population Division - Bureau of the Census (OICC)

Port of Pensacola - Federal Railroad Administration identification code

Portugese Overseas Province (AD)

Posterior Odds Processing - Weather forecasting - National Science Foundation

Post Office Preferred (DCTA)

Post Office Protocol - Telecommunications

Postoperative - Medicine

Postoperative Pain - Medicine (MELL)

Power On/Off Protection

Practical Ordered Program (OA)

Preburner Oxidizer Pump (MCD)

Preflight Operations Procedure (MCD)

Prefocused Objective Pinhole (SAUS)

Prelaunch Operations Plan - NASA (NASA)

Premanagement Orientation Program - LIMRA

Presentation Oriented Publishing

Pressurizer Overpressure (SAUS)

Pressurizer Overpressure Protection System - Nuclear energy (IEEE)

Primary Operation

Printing-Out Paper

Probability of Precipitation (SAUS)

Process Optimization Program (SAUS)

Processor on Plug in (SAUS)

Profiler Online Program (SAUS)

Profit Option Plan - Retailing

Programmed Operators and Primitives - Computer science

Program Obligation Plan (KSC)

Program Operating Plan

Progressive Overload Program - Weight training

Project Objective Plan (NG)

Project Operation (SAUS)

Project Optimization Procedure (IAA)

Prompt Ordering Plan

Proof of Principle (SAUS)

Proof-Of Principle - Test

Proof of Purchase

Protection System (SAUS)

Public Offering Price (AD)

Puerto Plata - Dominican Republic - Airport symbol (OAG)

Pump Optimizing Program

Purchase Outside Production (SAA)

Pwapwa - Language code (ETLW)

SCI-FI Society of Long Island - Formerly, Patrexes of the Panopticon (EA)