What does Pp stand for?

Pages (WDMC)

Papa - Father - Latin (AD)

Pratylenchus penetrans - A nematode

Brazil - International civil aircraft marking (ODBW)

Descent through Cloud (SAUS)

Eisai Co. Ltd. - Japan - Research code symbol

Free Library of Philadelphia, Philadelphia, PA - Library symbol - Library of Congress (LCLS)

Head Injury Hotline - Formerly, Phoenix Project (EA)

Pacific Petroleum (AD)

Packet Processor (SAUS)

Page Printer (NVT)

Pages

Pages from the Past - Later, PIR - An association (EA)

Painting Processor (SAUS)

Palisades Plant - Nuclear energy (NRCH)

Palus Putretudinis - Lunar area

Pancreatic Polypeptide - Biochemistry

Pandectes Periodiques - A publication (ILCA)

Panel Point - Technical drawings

Pangu Pati - Papua New Guinea - Political party (PPW)

Papa - Pope

Paper Profit

Papua New Guinea - Federal Information Processing Standard (FIPS) country code (GEON)

Paradigm Publishing Ltd. - British

Paradoxical Pulse - Medicine (DMAA)

Parallel Plate (SAUS)

Parallel Poll (SAUS)

Parallel Port (SAUS)

Parallel Printer (SAUS)

Parallel Processing (SAUS)

Parallel Processor

Parallel Programming (SAUS)

Parametric Programming (SAUS)

Parcel Post

Parish Priest

Paris Publications, Inc.

Parity Price (MHDW)

Parliamentary Papers - A publication - British

Pars Planitis (SAUS)

Partially Paid (SAUS)

Partial Pressure

Partial Product (IAA)

Partia Popullore - Popular Party - Albania - Political party (PPE)

Participatory Program (SAUS)

Particular - Named Port - British (ROG)

Particulate Phosphorus (SAUS)

Partido Panamenista - Panamanian Party - Political party (PPW)

Partido Popular - Popular Party - Spain - Political party (PPE)

Partido Populista - Populist Party - Argentina - Political party

Parti du Peuple - People's Party - Burundi - Political party

Partin Prediction

Partners in Politics (EA)

Part Paid - Business and trade

Parts Per

Passage Point (SAUS)

- The Passionate Pilgrim - Shakespearean work

Passive Participle

PassPorter Walt Disney World - Disney (DIS)

Password Protection (SAUS)

Pastor Pastorum - Shepherd of the Shepherds - Latin (ROG)

Past Participle

Past Patriarch - Freemasonry (ROG)

Past President

Patchboard Programming (SAUS)

Patent Bending (SAUS)

Patent Pending (IAA)

Pater Patriae - The Father of His Country - Latin

Pathfinder Pilot (SAUS)

Path Provisioning (SAUS)

Patres - Fathers - Latin

Patrick Phillips - Air show performer (ASPC)

Patriotic Party - British

Patrol Vessels - Navy symbol (MUGU)

Pattern Processing (SAUS)

Pauley Petroleum, Inc. - AMEX symbol (COMM)

Payload Pointer (SAUS)

Pay Period (EEVL)

Payphone (SAUS)

Pay Plan (ALAC)

Peace PAC (EA)

Peak Power (IAA)

Peak Pressure

Peak-to-Peak

Peanut Pals (EA)

Pedal Power

Pedal Pulse

Peering Point (SAUS)

Pelagra Preventive (SAUS)

Pellagra Preventing (SAUS)

Pellagra Preventive - Factor - See also PPF - Biochemistry

Pellet Plant (SAUS)

Pension Plan

Penta Preservative - Lumber (WOHB)

People's Party - Halkci Partisi - Turkey - Political party (PPW)

People's Party - Spain - Political party

Pep Pill - Slang

Percussion Primer (SAUS)

Perfect Prog (SAUS)

Perfect Program (SAUS)

Perforation Pitch (SAUS)

Perfusion Pressure - Cardiology (DAVI)

Pericardial Pressure (SAUS)

Periodical Publications - British Library shelf designation

Periodic Paralysis - Medicine (EDAA)

Peripheral Processor - Computer science

Periportal - Anatomy

Periproct - Invertebrate anatomy

Peritoneal Pseudomyxoma - Medicine (EDAA)

Permanent Partial - Dentistry (MAE)

Permanent Party - Military

Permanent Pasture - Agriculture

Permanent Press (ADA)

Permanent Professor

Peroxisome Proliferator - Biochemistry

Per Procurationem - By Proxy, By the Action Of - Legal term - Latin

Per-protocol - Medicine - Analysis (EDAA)

Persisting Proteinuria - Medicine (EDAA)

Personal Prelatures - Diocesan abbreviation (TOCD)

Personal Property

Pet Pride (EA)

Petroleum Point

Petrol Point (SAUS)

Petrus Piccoli de Monteforte - Flourished, 14th century - Authority cited in pre-1607 legal work (DSA)

Petticoat Peeping - From one girl to another, in reference to dress disarrangement

Peyer's Patch - Immunology

Phase Partitioning (SAUS)

Phillips Airlines - ICAO designator (AD)

Philo-Phobe - Psychological testing

Phoenix Project - An association (EA)

Phony Peach Bacteria - Plant pathology

Phosphoprotein (SAUS)

Photosynthetic Panel - i.e., leaf - Slang

Physical Partition (SAUS)

Physical Plane (SAUS)

Physical Profile

Physical Properties

Phytophthora Parasitica - A fungus

Pianissimo - Very Softly - Music

Picked Ports

Pickpocket

Picric Powder (SAUS)

Picture Peace - Defunct (EA)

Piers Plowman - Middle English poem

Piissimus - Most Holy - Latin

Pilotless Plane

Pilot Parents (EA)

Pilot Pulse

Pilot Punch

Pine Bark Mixed with Peat

Pink Puffer - Emphysema (MAE)

Pinpoint - Pupils - Ophthalmology (DAVI)

Pinprick - Medicine (DMAA)

Pipelined Processor (SAUS)

Pipeline Processor (IAA)

Piping

Piscataqua Pioneers (EA)

Pitch Pocket - Lumber (WOHB)

Piu Piano - More Softly - Music

PIXEL-Processing - Computer science

Placental Protein - Gynecology

Place of Publisher (NITA)

Plane Parallel

Plane Polarized - Telecommunications (TEL)

Planetary Programs - NASA

Planned Parenthood

Planning Package - NASA (NASA)

Planning Permit (SAUS)

Planning Purpose

Plan Profile

Plant Protection

Plasmapheresis - Hematology

Plasma Processing (SAUS)

Plasma Protein

Plaster of Paris

Plate Power (IAA)

Plate Pulse (IAA)

Platnium Production

Play or Pay (ROG)

Please Pay (ROG)

Plethysmograph Pressure - Measurement - Medicine (DAVI)

Pleural Pressure - Medicine

Plot Points - Computer science

Pluripara (SAUS)

Pluvius Policy - Insurance against rain

Pocketpiece - A. C. Nielsen Co. - Rating report (NTCM)

Poetry Project (EA)

Polar Pacific - American air mass

Pole Piece (DEN)

Pole Position - Automobile racing

Police Package - Law enforcement vehicles

Polizei Pistole - Police Pistol - Walther Waffenfabrik, German arms manufacturer

Pollution Prevention (EEVL)

Polynomial Programming (SAUS)

Polynominal Programming (SAUS)

Polypeptide - Biochemistry

Polyphosphate - Inorganic chemistry (AAMN)

Polypropylen (SAUS)

Polypropylene - Organic chemistry

Polypyrrole - Photovoltaic energy systems

Polystyrene Agglutination Plate (DB)

Pompey Pirates

Pom-Pom - Gun

Ponderosa Pine - Lumber (WOHB)

Pontificum - Of the Popes - Latin

Popular Party - European political movement

Population Planning (DAVI)

Populist Party of America - Political party (EA)

Populist Party (Turkey) - Political party (PSAP)

Porcelain Pavers (DICI)

Portability Package (SAUS)

Portable Part (SAUS)

Port Pipe (ADA)

Posa Piano - Handle with Care - Shipping - Italian

Position Paper (MCD)

Positive Pressure (SAUS)

Postage Paid - Shipping

Posterior Parietal Cortex - Neuroanatomy

Posterior Pituitary - Medicine

Postglenoid Process (SAUS)

Post Pagado - Postage Paid - Shipping - Spanish

Post Paid (SAUS)

Post Partum - After Birth - Latin (ADA)

Postpass

Post Pay (SAUS)

Postpone - Telegraphy (PCTE)

Postponed

Post Position - Racing

Postprandial - After Meals - Pharmacy

Post Processing

Postprocessor - Computer science (IAA)

Pounds Pressure

Pour Point - Petroleum characteristic

Power Package

Power Panel (SAUS)

Power People

Power Plan (IAA)

Power Plant

Power Play - Hockey

Power Pole (NASA)

Power Supplies - JETDS nomenclature - Military (CET)

Practice and Procedure (SAUS)

Practice Projectile (SAUS)

Praemissis Praemittendis - Omitting Preliminaries, To Whom It May Concern - Latin

Praepter Propter - Approximately - Pharmacy

Precautionary Principle (SAUS)

Precedence and Preemption - Communications term (DCT)

Precision Platform (ACAE)

Predictive Pipelining (SAUS)

Preferred Provider - Medicine (DMAA)

Premium Package - Automotive sales

Prentiss Properties Trust - NYSE symbol (SAG)

Prepaid

Preparative Flag - Navy - British

Preparing, Providing - Pharmacy (ROG)

Preposition - Industrial engineering

Prepositional Phrase (BYTE)

Prepregnancy - Medicine

Preprinted

Preprocessor

Preproduction (KSC)

Pre-Prototype (SAUS)

Prescribed Period - Social Security Administration (OICC)

Presentation Position - Computer science (DCDG)

Presenting Problem (SAUS)

Present Participle - Grammar

Present Position - Military

Present Pupil (AIE)

Press Packed

Press Pressure (SSD)

Pressure Pattern (MCD)

Pressure Plate (SAUS)

Pressure Proof (SAUS)

Pressure-Proof - Technical drawings

Pretty Poor - Slang - Bowdlerized version

Previous Page (SAUS)

Primarily Primates - An association (EA)

Primary Point (VLIE)

Primary Power (SAUS)

Primary Pressure - Nuclear energy (NRCH)

Primary Processor (SAUS)

Primary Producers (ADA)

Princess Pat's - Princess Patricia of Connaught's Light Infantry - Military unit - Canada

Principal

Principal Point

Principles and Practice (SAUS)

Printer Page - Computer science

Printer Perforator (SAUS)

Print Position (SAUS)

Print Positions

Print Program (SAUS)

Print-Punch - Computer science (BUR)

Priority Message Precedence - Telecommunications (ADDR)

Priority Pollutant (EEVL)

Priority Processing (SAUS)

Priority Processor

Prior Permission

Private Jet Services AG - Sweden - ICAO designator (ICDA)

Privately Printed

Private Patient - Medicine

Private Physician (SAUS)

Private Pilot (SAUS)

Private Practice - Chiropody - British

Private Property - Military

Problem Program (VLIE)

Procurement Package (AAGC)

Procurement Plan (MCD)

Producer Price

Production Phase (SAUS)

Production Pool (SAUS)

Production Processes

Product Publication (IAA)

Professional Paper

Professor Publicus - Public Professor - Latin (ROG)

Programming Plan (AFM)

Programming Problem (SAUS)

Program Package (MCD)

Program Paper

Program Part (SAUS)

Program Performance (NASA)

Program Performed

Program Planning (COE)

Program Position (SAUS)

Program Processing (SAUS)

Program Product - Computer science

Program Pulse (SAUS)

Progressive Party (Brazil) - Political party (PSAP)

Progressive Party (Iceland) - Political party (PSAP)

Progress Payments - Military procurement

Projection Plane (SAUS)

Project Priesthood (EA)

Project Proposal (KSC)

Proletarian Party

Promotion Pamphlet (SAUS)

Proodeftiki Parataxis - Progressive Front - Greek Cyprus - Political party (PPE)

Proof Plot (GIS)

Proof Plotter - High resolution ink jet print out (GIS)

Propeller Pitch

Property and Procurement (ALAC)

Proportional Part

Proposals Paper

Proposed Plan (BCP)

Propria Persona - In His or Her Own Person - Latin (WGA)

Propulsion Power (KSC)

Protein Phosphatase - An enzyme

Prothrombin-Proconvertin - Hematology

Proton-Proton - Nuclear physics

Protoporphyria - Medicine

Protoporphyrin - Biochemistry

Provisioning Procedures - Corps of Engineers

Proximal Phalanx - Anatomy

Pseudomyxoma Peritonei - Medicine (DMAA)

Pseudoprogram (IAA)

Psychic Phenomena

Psychological Profile

Psychologists and Psychiatrists - in service - British

Public Property

Published Price - of a book

Publishers Paper - Federal Railroad Administration identification code

Pulmonary Pressure (SAUS)

Pulse Pair (IAA)

Pulse Polarography - Analytical chemistry

Pulse Pressure - Medicine

Pulse Pumped (SAUS)

Puls-Polarography (SAUS)

Pulvis Patrum - The Fathers' Powder (or Jesuits' Powder) - Pharmacy (ROG)

Pump-Priming (MHDB)

Punctum Proximum - Near Point - Latin

Purchased Part

Purchased Parts

Purchase Power - Commercial firm (EA)

Purchase Price

Purified Protein (SAUS)

Pusher Plane

Push-Pull - Technical drawings

Pyrophosphate - Chemistry

by proxy (SAUS)

Pages (WDMC)

Panel Point (AD)

Papua New Guinea - MARC country of publication code - Library of Congress (LCCP)

Parcel Post (AD)

Partial Pressure (NAKS)

Partly Paid (ADWA)

Part Paid (AD)

Passive Participle (AD)

Past Participle (WDMC)

Pellagra Preventive (AD)

Perceptual Performance (AD)

Permanent Party (AD)

per paragraph (SAUS)

Per Person (AD)

per pro (SAUS)

Per Procurationem (ODA)

Physical Profile (AD)

Physical Properties (AD)

Pianissimo - Very Softly - Italian - Music (WDAA)

Pickpocket (AD)

Piena Pelle - Full Leather - Italian (AD)

Planning Package (NAKS)

Planning Permission (AD)

Plenum Pressure (COE)

Ponderosa Pine (MIST)

Postage Paid (AD)

Posted Price (MENA)

Postpaid

Post Partum - Afterbirth - Latin (AD)

postpartum (SAUS)

Power Pole (NAKS)

Present Position (AD)

Pressure-Proof (AD)

Printed Pages - Publishing (WDAA)

Privately Printed (AD)

Private Property (AD)

Professional Paper (AD)

Program Performance (NAKS)

Pro Parte - In Part - Latin

Purchased Part (AD)

Push-Pull (NAKS)