What does PCS stand for?

IEEE Professional Communication Society (EA)

Pace Car Society - Defunct (EA)

Pacific Command Ship

Package Checking System (SAUS)

Packaging and Checkup System (SAUS)

Packet-Controlled Switching (GART)

Palau Conservation Society (NOAA)

Palliative Care Service

Paracas - Peru - Seismograph station code, US Geological Survey - Closed (SEIS)

Paratransit Computer System

Parents' Confidential Statement - Education

Park City Solutions - Commercial firm

Parti Chretien-Social - Christian Social Party - Luxembourg - Political party (PPW)

Particle Counting System

Parti Communiste Suisse - Communist Party of Switzerland - Political party (PPE)

Particulates, Condensables, and Solubles - In gases

Partido Comunista Salvadoreno - Salvadoran Communist Party - Political party (PPW)

Partito Comunista Sammarinese - Communist Party of San Marino - Political party (PPE)

Part Number Configuration Summary

Parts Collection Survey (SAUS)

Parts, Components, Subassemblies

Parts Control System - DoD

Passive Containment System - Nuclear energy (NRCH)

Passmore Consulting Services, Inc. - Commercial firm

Patchable Control Store (SAUS)

Patent Classification Service (SAUS)

Paternal Conflict Syndrome

Patient Care System

Patrol Craft, Submarine-chaser (SAUS)

Patrol Craft Sweeper (SAUS)

Patrol Vessel, Submarine Chaser (Control) - 136 feet - Navy symbol - Obsolete

Patterns of Care Study - Roentgenography

Paul Claudel Society (EA)

Payless Cashways, Inc. - NYSE symbol (SPSG)

Payload Checkout System - NASA (NASA)

Payload Control Supervisor - NASA (MCD)

Payload Correction Subsystem (SAUS)

PCL State (SAUS)

PC Service (SAUS)

Pelvic Congestion Syndrome - Medicine (MELL)

Perforated Card System (SAUS)

Performance Command System (SAUS)

Pergamon Compact Solution - CD-ROM publisher (IT)

Periodical Control System - Libraries

Peripheral Computer System (IAA)

Peripheral Control System (SAUS)

Permanent Change of Station - Army

Permanent Committee on Shipping (SAUS)

Permanent Cruiser Service - British military (DMA)

Permit Compliance System - Environmental Protection Agency (GFGA)

Personal Care Services

Personal Care Subsidy - Australia

Personal Clerk of Session (SAUS)

Personal Communications Service - Provided by Personal Communications Network

Personal Communications Services - Telecommunications

Personal Communications System

Personal Communication System - Wireless digital communication system (NETL)

Personal Composition System (DGA)

Personal Computer System (SAUS)

Personal Computing System

Personal Conferencing Specification - Telecommunications (CDE)

Personnel Capabilities System - Jet Propulsion Laboratory, NASA

Personnel Change of Station

Personnel Communication System - Military technology (DDF)

Personnel Consultancy Services Ltd. - British

Petrochemical Corp. of Singapore

Pharmaceutical Card System (MCD)

Pharmacogenic Confusional Syndrome - Medicine (DMAA)

Phase Combining System - Trademark - A solubilizer in scintillation counting

Phase Compensator System

Philippine Collectors Society (EA)

Philips Car Systems

PhonoCardioScan - Cardiology

Photo Correlation System (SAUS)

Photoformed Ceramic Substrates - Du Pont process for making microconductors

Photon Correlation Spectroscopy

Physical-Chemical System (SAA)

Physical Coding Signalling (SAUS)

Physical Control Space (SAUS)

Physical Control System

Physically Controlled Space - Military (GFGA)

Physics of Colloids in Space (SAUS)

Pictorial Cancellation Society - Defunct (EA)

Pieces - Lumber (WOHB)

Pieces

Piezoelectric Crystal Sensor (DB)

Pilot Control System (MCD)

Pinball Construction Set (SAUS)

Pitch Control System (MCD)

Planning Control Sheet

Plant Computer System (NRCH)

Plant Control System - Nuclear energy (NRCH)

Plasma Converter System

Plasma-Current Switch (ODA)

Plastic-Clad Silica - Optics

Plastic Coated Silica (NITA)

Plastic-Coated Silica (SAUS)

Plastic Coding System (SAUS)

Plastic Connector Shell

Platoon Combat Skills - Army

Plausible Conflict Situations - Army

Plessey Commercial Software (SAUS)

Pluto-Charon System - Planetary science

Pneumatic Control System - Gas chromatography

Pocket Computer System (SEWL)

Pointing-Control System - Aerospace

Polycarbosilane (EDCT)

Polymer-Clad Silica - Chemistry

Polytechnic Certificate in Shipping (SAUS)

Poole Consulting Services, Inc. - Commercial firm

Portable Cervical Spine - Medicine (EDAA)

Portable Communications System

Portable Computer System (SAUS)

Portable Control Station (SAUS)

Portacaval Shunt - Medicine

Port Command Store - Telecommunications (TEL)

Port Concentrator Shelf (SAUS)

Port Control Store - Telecommunications (TEL)

Port Control System - Telecommunications (TEL)

Position Classification Standard - Civil Service

Position Control System

Position, Course, and Speed

Positive Concatenation Structures - Mathematics

Postal & Courier Service (SAUS)

Postal Church Service

Postal Commemorative Society (EA)

Post-cardiac Surgery - Medicine (EDAA)

Postcardiotomy Syndrome - Medicine

Postcaval - or Portacaval Shunt - Medicine

Posterior Concave Side

Posts, Camps, and Stations - Military

Postural Control System (SAUS)

Potash Corp. of Saskatchewan - Canada

Power Center Substation (SAUS)

Power Conditioning System

Power Conductor System (SAUS)

Power Control System - Automotive engineering

Power Conversion System

Powered Causeway Section - Military (CAAL)

Practical Computer Solutions (NITA)

Precedence Charting System (IAA)

Precision Casting Standard (MCD)

Precision Control System - Automotive engineering

Precision Liegeoise - NCIC firearms make code (NCIC)

Preconscious

Pre-Crash Sensor - Automotive safety systems

Preferred Capital Stock - Investment term

Preferred Character Set (SAUS)

Pregnancy Counselling Service - Australia

Preliminary Component Specification

Premature Centromere Separation - Medicine (EDAA)

Press Computer System (DGA)

Pressure Control Solenoid - Automotive term (HAWK)

Pressure Control System

Pressure Core Sampler (SAUS)

Pressure Cycling Switch - Automotive engineering

Previous Condition of Servitude (SAUS)

Primary Calibration System

Primary Cancer Site - Oncology

Primary Conditioning Solution

Primary Control Ship - Navy

Primary Coolant System (MSA)

Prime Compatible Set (PDAA)

Principal Clerk of Session

Principal Coordinating Scientist - NASA (KSC)

Print Contrast Scale (IEEE)

Print Contrast Signal - Computer science

Print Contrast System (BUR)

Priority Control System - Traffic management

Private Client Services

Probabilistic Clock Synchronization (SAUS)

Probability of Command Shutdown (MCD)

Probability of Correct Selection - Statistics

Probability of Crew Survival (AAG)

Probable Carcinogenic Substances (EEVL)

Procedure Coding System (SAUS)

Procedure Completion Sheet - NASA (MCD)

Process Communication Supervisor (IAA)

Process Communication System (SAUS)

Process Computer System (NRCH)

Process Control Sheet - Nuclear energy (NRCH)

Process Control Specification (SAUS)

Process Control Station

Process Control System

Process Control Systems

Pro Computer Services (NITA)

Production Control Section

Production Control System (BUR)

Production Cost Savings (AAEL)

Professional Careers Sourcebook - A publication

Professional Car Society (EA)

Professional Computing Solutions - Commercial firm

Program Center Store (SAUS)

Program Control System (SAUS)

Program Coordination Staff - Environmental Protection Agency (GFGA)

Program Cost Status - Report (MCD)

Program Counter Store

Programmable Character Set - Computer science (VLIE)

Programmable Communications Subsystem

Programmable Communications System (SAUS)

Programmed Control Sequencer (SAUS)

Project Control Sheet - Computer science

Project Control System - Computer science

Project Coordination Staff - NASA (KSC)

Promotion of Chemical Safety (SAUS)

Property Claims Service - Emergency Management (EMA)

Property Consultants Society - British (DBA)

Property Control System

Proprietary Computer Systems, Inc. - Information service or system (IID)

Propulsion Control System (ACAE)

Prostate Cancer Society (WDAA)

Protected Cable System (SAUS)

Provision Coordinate Schedule (MCD)

Proximal Coronary - Medicine (RAWO)

Proxy Cache Server (SAUS)

Pseudo-Code System (SAUS)

Pseudotumor Cerebri Syndrome - Medicine (DMAA)

Public and Commercial Services Union (HEAS)

Publication Control Sheet (MCD)

Public Choice Society (EA)

Pulse Compression System

Pump Control Sensor

Punch Card System (NITA)

Punch Column Skip (SAUS)

Punched Card Selector (SAUS)

Punched Card System - Computer science

Punjab Cooperative Society (SAUS)

Pyrotechnics Circuit Simulator

Sabah Chinese Party - Malaysia - Political party (FEA)

Sprint PCS Group - Company symbol

Submarine Chaser

Sun Shipbuilding & Dry Dock Co., Chester, PA - Library symbol - Library of Congress (LCLS)

Water Permit Compliance System - Database (GDD)

Preconscious - Medicine (STED)

Picture File - Computer science

Pieces (EBF)