What does pas stand for?

Passive (IDYL)

Power-Assisted Steering (ODA)

National Postsecondary Agricultural Student Organization (EA)

National Postsecondary Agriculture Student Organization (EA)

Pacific Aerial Surveys - Hammon, Jensen and Wallen Geospatial (GIS)

Pakistan Academy of Sciences (SAUS)

Palestine Aid Society of America (EA)

P-Aminosalicylic Acid (SAUS)

Papasena - Language code (ETLW)

Para-Aminosalicylic - Acid - Organic chemistry

Parallel Assignment Statement (SAUS)

Parametric Amplifier System

Parent Attitude Scale

Paros - Greece - Airport symbol (OAG)

Partido de Accion Socialista - Socialist Action Party - Costa Rica - Political party (PPW)

Parti Islam se Malaysia - Islamic Party of Malaysia - Political party (PPW)

Partition Alternate Sector (SAUS)

Partito de Azione de Sardegna - Sardinian Action Party - Italy - Political party (PPW)

Pasadena - California - Seismograph station code, US Geological Survey (SEIS)

PASCAL source code (SAUS)

Pascal Source File - Computer science

Paseo - NCIC car model code

Passage (AABC)

Passat - NCIC car model code

Passed to the Adjacent Sector

Passing Aid System (IAA)

Passive (WDAA)

Passive Alcohol Sensor (SAUS)

Passport (automobile) - NCIC car model code

Patent Applicant Service (NITA)

Patient Administration System - British

Patient Appointments and Scheduling - Medicine (DMAA)

Patients' Aid Society

Pattern Analysis System (SAUS)

Payload Accommodations Studies - NASA (NASA)

Payload Analysis Section (SAUS)

Payload Assist Stage (ACAE)

Payload Assist System (SAUS)

Payload Attach Structure (SAUS)

Pelita Air Service PT - Indonesia - ICAO designator (FAAC)

Penetration Aids System (ACAE)

Pepsiamericas - Company symbol

Perceptual Aberration Scale (SAUS)

Percussive Arts Society (EA)

Performance Abatement Services, Inc. (EFIS)

Performance Advisory System (SAUS)

Performance Analysis and Systems development (SAUS)

Performance Assessment System (ACAE)

Perigee-Apogee Satellite - Aerospace

Perigee-Apogee Stage - Aerospace

Perigee-Apogee System - Aerospace

Periodic Acid Schiff (SAUS)

Peripheral Anterior Synechia - Ophthalmology

Persistent Atrial Standstill - Medicine (DMAA)

Personal Acquaintance Service

Personal Amplification System - Military technology (DDF)

Personal Attitude Survey (EDAC)

Personnel Accounting Symbol - Air Force (AFM)

Personnel Accounting System - Marine Corps

Personnel Activity Sequence (AAG)

Personnel Administration Section - Library Administration Division of ALA

Personnel Assignment Survey (MCD)

Phase Address System

Phase Array System

Philanthropic Advisory Service

Phosphatase Acid Serum - Medicine (MELL)

Phosphoric Acid-Sensitive

Photoabsorption Spectroscopy - Chemistry

Photoacoustic Spectrometry - Also, OAS

PhotoAcoustic Spectroscopy

Physician-Assisted Suicide

Physicians for Automotive Safety - Defunct (EA)

Physics Academic Software - Commercial firm

Pierce-Arrow Society (EA)

Pilots Advisory Service

Pilot's Attack Sight - British

Pioneer Aerodynamic Systems

Pioneer Air System (SAUS)

Pioneer America Society (EA)

Pitch Attitude Sensor

Planning Advisory Service (GNE)

Planning and Scheduling (SAUS)

Plant Alarms Sum (ECII)

Plasma Arc Spraying (SAUS)

Plasma Arc System

Plessey Assessment Services (NITA)

Pneumatic Actuation System (ACAE)

Pneumatic Air Saw

Police Aviation Services Ltd (SAUS)

Policy Analysis Staff - Environmental Protection Agency (GFGA)

Polish Academy of Sciences

Polish Astronautical Society - See also PTA

Pollution Abatement Seminar (SAUS)

Poly(alkyl Sulfone) - Organic chemistry

Polyaminosiloxane - Organic chemistry

Polyarylsulfone - Organic chemistry

Pontifical Academy of Science (SAUS)

Portable Antiquities Scheme - A voluntary program runs by the United Kingdom government (BAJR)

Positron Annihilation Spectroscopy (MCD)

Post Abortion Syndrome

Postacoustic Spectroscopy

Posterior Airway Space - Medicine (DMAA)

Posterior Area of - Loose Skin

Postponed Accounting System - Banking

Power Apparatus and Systems (MCD)

Power-Assisted Steering - Automotive feature

Power-Assist System - Motorcycle steering

Power Available Shaft (SAUS)

Pre-Admission Screening - Medicine (MEDA)

Preaward Survey - To determine a contractor's capability - DoD

Precategorical Acoustic Storage (DIPS)

Precise Acquisition System

Precision Acquisition System

Preconscious Activity Scale (EDAC)

Preferred Argument Structure - Linguistics (IEL)

Pregnancy Advisory Service - British

Premature Atrial Stimulus - Medicine (DMAA)

Premorbid Adjustment Scale (SAUS)

Presidential Appointee Subject

President's Advisor for Science

Pressure Alarm Switch (SAUS)

Pressure-Assisted Sintering - Forging - Automotive engineering

Pressurized Air Subsystem

Price Analysis Sheet

Primary Alerting System

Primary Ascent System - Aerospace (NASA)

Princeton Aqua Science, New Brunswick (SAUS)

Principal Assistant Secretary

Prisoners' Advice Service (WDAA)

Prisoners' Aid Society - Australia

Privacy Act Statement (NRCH)

Pro Audio Spectrum

Probation and Aftercare Service (SAUS)

Problem Appraisal Scales - Personality development test - Psychology

Problem Assessment System (SAUS)

Process Analysis Services (SAUS)

Process Automation System (SAUS)

Processed Array Signal

Procurement Action System (MCD)

Procurement Appropriation, Secondary (MCD)

Product Acceptance Standard - Automotive engineering

Product Acceptance Test Specification (SAUS)

Product Assurance Survey

Product Availability Search (MCD)

Professional Activity Study - Later, CPHA

Professional Advancement Series - National Court Reporters Association

Professor of Aerospace Studies - Air Force (AFIT)

Professor of Air Science - Air Force

Program Activity Structure

Program Address Storage (IEEE)

Program Allowance Schedule

Program Alternative Simulation (IAA)

Programmable Audio Synthesiser (SAUS)

Program of Advanced Studies

Progressive Accumulated Stress - Psychiatry

Propellant Acquisition System (IGSL)

Propulsion and Auxiliary Systems Department - David W. Taylor Naval Ship Research and Development Center

Protocol Analysis System (ABAC)

Protocol Architecture Specification

Pseudo Aircraft Simulation (CTAS)

Psychiatric Assessment Scale (SAUS)

Psychopathological Assessment Scale (DB)

Public Address System

Public Administration Service (EA)

Public Affairs Specialist

Public Announcement Service (SAUS)

Public Automobile System (SAUS)

Publicly Available Specification (RALS)

Publicly Available Specifications (CENE)

Publishers Association of the South (EARSL)

Pulmonary Artery Stenosis - Medicine

Pulmonary Artery Systolic Pressure - Medicine (RAWO)

Pulmonary Aspiration Syndrome - Medicine (MELL)

Pulsating Air System - Automotive engineering

Pulse Analysis System (SAUS)

Pulsed Air Solenoid - Automotive engineering

Pump Actuator Set

Pyrotechnics Arming Switch

William Parkhurst - NCIC firearms make code (NCIC)

Passipoverus - Flourished, 13th century - Authority cited in pre-1607 legal work (DSA)

Terminus Paschae - Easter Term - Latin - Legal term (DLA)