What does App stand for?

Apostles (ODA)

Apparel (SAUS)

Appeal Cases - A publication (SAUS)

Appeals (AAGC)

Appellate (AAGC)

Appended (SAUS)

Appendix (AAGC)

Apperception (SAUS)

Appetite (SAUS)

Appetizer (SAUS)

Appian - Second century AD - Classical studies (OCD)

Appleton's Reports - 19, 20 Maine

Illinois Appellate Court Reports - A publication (DLA)

Ohio Appellate Reports - A publication (DLA)

Texas Court of Appeals Reports - A publication (DLA)

Apparatus (WDAA)

Apparent (MELL)

Apparently (ADWA)

Appendix (WDAA)

Application - Computer science

Applied (WDAA)

Appointed (WDAA)

Appreciation

Apprentice (WDAA)

Approved (WDAA)

Approximate (WDAA)

Abandoned Private Property

Academy of Pharmacy Practice (EA)

Accelerated Pacification Program - Vietnam, 1968 (VNW)

Accelerator Pedal Position - Automotive engineering

Access Point Pace (KSC)

Access Process Parameter - Communications term (DCT)

Accident Prevention Plan

Accion Politica Progresista - Progressive Political Action - Ecuador - Political party (PPW)

Acid-Precipitated Protein - Food analysis

Acoustic Performance Prediction - Navy (MSC)

Acquisition Plan (Procurement)

Actual Parameter Part (SAUS)

Acute-Phase Protein (MELL)

Adjustable Premium Policy (MARI)

Adjusted Performance Percentile (DNAB)

Advanced Parts Procurement (MCD)

Advanced Placement Program

Advanced Planetary Probe

Advanced Procurement Package (MCD)

Advanced Procurement Plan - Navy - British

Advanced Project Planning

Advance Payment Plan (SAUS)

Advance Payments Program (FOTI)

Advance Port Purchase - Investment term

Advance Procurement Plan - Navy

Aerial Position Programmer (SAUS)

Aerolineas Pacifico Atlantico SA - Spain - ICAO designator (FAAC)

African People's Party - Kenya (AF)

Agence de Protection des Programmes - Agency for the Protection Programs

Agence Parisienne de Presse - Parisian Press Agency - French (AF)

Aggregate Production Planning (PDAA)

Air Parcel Post - Shipping (AABC)

Air Pollution Potential

Alberta Pork Producers - Canada (FOTI)

Algonquin Provincial Park (SAUS)

Allied Procedural Publication (SAUS)

Allied Procedures Publications (NATG)

Allopurinol Phosphate - Biochemistry

All People's Party (Nigeria) - Political party (PSAP)

All Purpose Paper - Euphemism for toilet paper

Alternating-Pressure Pad - Medicine (EDAA)

Alternative Pink Pages. Australasian Plant Pathology - A publication (SAUS)

Alum-Precipitated Protein - Biochemistry (DAVI)

Alum Precipitated Pyridine - Medicine (MAE)

American Paging, Inc. - AMEX symbol (SAG)

American Pharmaceutical Partners Inc. - Drug manufacturer

American Professional Pharmacist - Journal - Medicine (EDAA)

Amer Paging - AMEX symbol

Aminopyrazolopyrimidine - Biochemistry

Ammonium Polyphosphate - Fertilizer

Ammunition Post Processor - Computer science - Military

Amorphous Polypropylene - Organic chemistry

Amortization and Partial Prepayment - Business term

Amyloid Precursor Protein

Amyloid Protein Precursor - Biochemistry

Analysis Production Persistency - LIMRA

Ancient Peoples and Places - A publication (SAUS)

Anguilla People's Party - Later, ADP - Political party (PPW)

Antenna Position Programmer - Manned Space Flight Network

Antipersonnel Projectile

Antiplatelet Plasma (DB)

Antipodal Propagation Phenomena

Apache Petroleum (SAUS)

Apma - Language code (ETLW)

A Posteriori Probabilities - or Probability (SAUS)

A Posteriori Probability (MCD)

Apostles

Apparatus (KSC)

Apparently

Appeal (ADA)

Appearance (MSA)

Appears (SAUS)

Appelbo - Sweden - Seismograph station code, US Geological Survey (SEIS)

Appellate - Legal term (DLA)

Append - or Appendix (AFM)

Appleton, WI - Amtrak Busline code

Application

Application Date - Bell System (TEL)

Application Portability Profile (SAUS)

Applications Portability Profile - Computer science (BARN)

Applied

Applied Psychology Panel - of NDRC - World War II

Appoint - Telegraphy (PCTE)

Appointed

Appointment (SAUS)

Appraised (WGA)

Apprehend (AABC)

Apprentice

Approach

Approach - A publication (SAUS)

Approach Astrophysics Payload - NASA (MCD)

Approach Control Office - Aviation code

Appropriated (ROG)

Approval (ADA)

Approved (CTAS)

Approximate

Armor Protection Program (SAUS)

Army Procurement Procedure

Aronson Philanthropic Partners - Commercial firm

Ashford Press Publishing - British

Asia Pacific Capital Corp. - Vancouver Stock Exchange symbol

Asia Pulp and Paper - Commercial firm - Indonesia

Associated Press of Pakistan

Associated Purchasing Publications

Associate Polarity Practitioner

Association of Pakistani Physicians (EA)

Association of Professional Photogrammetrists (EA)

Association of Professional Piercers

Association Parallel Processor (SAUO)

Associative Parallel Processor - Computer science

Astrophysics Payload - NASA (MCD)

Atactic Polypropylene - Organic chemistry

Atmospheric Physics Programme - International Council of Scientific Unions

Atomic and Plasma Physics Laboratory (SAUO)

Atomic Power Plant (SAUO)

Australian Psychologists Press - A publication

Automated Physiologic Profile - Medicine (EDAA)

Automatical Pre-Punching (SAUS)

Automatic Page Positioning (SAUS)

Automatic Plate Processor

Automatic Position Planning

Automatic Power Protection (SAUS)

Automatic Priority Processing (SAUS)

Auxiliary Pneumatics Panel

Auxiliary Power Package (MCD)

Auxiliary Power Plant

Average Pixel Projection (RAWO)

Avian Pancreatic Polypeptide

Axactic Polypropylene

Fort McPherson Library System, Fort McPherson, GA - OCLC symbol (OCLC)

Maine Maritime Museum, Bath, ME - Manufacturer code for watercraft hull identification number (USCG)

Office of Airport Planning and Programming - FAA (TAG)

Troop Barge, Class A - Navy symbol - Obsolete