What does ais stand for?

Ablating Inner Surface (AD)

Abbreviated Injury Scale - Medicine (PDAA)

Ablating Inner Surface

Academic Instructors School - Air Force

Academy of Independent Scholars - Defunct (EA)

Accelerated Inspection System (DNAB)

Acceptable Intake for Subchronic Exposure - Environmental science (COE)

Accountable Instruction System - Military technology (DDF)

Accounting Information System (BUR)

Acctex Information Systems (NITA)

Accumulator Injection System - Nuclear energy (NRCH)

Acorn Interactive System - Videodisc control system (NITA)

Acoustic Imaging System (SAUS)

Acoustic Intercept System (IUSS)

Action Information System (SAUS)

Action Item Sheet (MCD)

Action Item System

Active Interference Suppression (SAUS)

Active Isolated Stretching

Adaptive Information Selector (SAUS)

Adaptive Interface Suppression (ACAE)

Address Information System (AUEG)

Adhesive Interconnect System - Electronics (AAEL)

Administration Information System (SAUS)

Administrative and Information Services (SAUO)

ADN - Automatic Digital Network Interface Simulator - Military technology (DDF)

Adolescent Idiopathic Scoliosis - Medicine (RAWO)

Adoptees in Search - An association (EA)

Adoption Information Services (EA)

Advanced Imaging Software (DGA)

Advanced Indications Structure (MCD)

Advanced Indications System (MCD)

Advanced Information System/Net 1 Service - Formerly, ACS - American Bell, Inc.

Advanced Information Systems Company (SAUO)

Advanced Instructional System (MCD)

Advanced/ Instrumentation Subsystem (SAUS)

Advanced Interactive Software (DGA)

Advanced Ionospheric Sounder - A ground-based instrument

Advanced Isotope Separation - Process - Nuclear energy

Advance in Schedule (KSC)

Adversary Information System - Military

Advertising Information Services

Advertising Investment Services Pty, Ltd (EFIS)

Aeronautical Information Section

Aeronautical Information Service

Aeronautical Information Specialist (FAAC)

Affiliate and Immigration Services (SAUS)

Affiliate Information System (SAUS)

Agreed Industry Standard (SAUS)

Airborne Imaging Spectrometer

Airborne Infrared Spectrometer

Airborne Initiation System

Airborne Instrumentation Subsystem (MCD)

Airborne Instrumentation System (ACAE)

Aircraft Information Subsystem (SAUS)

Aircraft Inspection System

Aircraft Instrumentation System (ACAE)

Aircraft Instrument Subsystem - Navy (MCD)

Aircrew Instruction System (ACAE)

Air Intake Shaft - Office of Environmental Management, Department of Energy (DEEM)

Air Intelligence Service

Airlock Illumination Subassembly (MCD)

Airport in Sight (FAAC)

Air System Interrogator (SAUS)

Air Tranport School - Former USSR - ICAO designator (FAAC)

AIS Resources Ltd. - Vancouver Stock Exchange symbol

Akademio Internacia de la Sciencoj - International Academy of Sciences - IAS (EAIO)

Akademio Internacia de la Sciencoj San Marino (SAUO)

Alarm Indication Signal - Telecommunications (TEL)

Alarm Indication Signals

Alarm Inhibit Signal - Telecommunications (TEL)

Alarm Integrated Signal (SAUS)

Alberta Interconnected System - Electric utility company

Alcohol Insoluble Solid (SAUS)

Alcohol Insoluble Solids - Food analysis

Alcohol Intake Sheet - Medicine (DB)

Allied Information Service (SAUO)

Alphabetical Indication Store (SAUS)

Alphabetical Information Storage (SAUS)

Alternate Interim Successor - Military (NVT)

Altitude Indicating System (SAUS)

Altitude Indication System

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

America-Italy Society (EA)

American Fiberglass/Moss Point, Escatawpa, MS - Manufacturer code for watercraft hull identification number (USCG)

American Indian Scholarships - Later, AIGC (EA)

American Indians for Sobriety (EA)

American Indian Sign Language (BYTE)

American Indycar Series - Auto racing

American Information Services - Information service or system (IID)

American Institute of Stress (EA)

American Interplanetary Society (ACAE)

American Iris Society (EA)

American Israeli Shipping (SAUO)

American Ivy Society (EA)

Ampal-Amer Israel'A' - AMEX symbol (SPSG)

Ampal-Amer Israel Corp. - AMEX symbol (SPSG)

Amron Information Services (IID)

Analog Input System

Analog-In Single-Ended (MCD)

Analog Instrumentation Subsystem

Androgen Insensitivity Syndrome - Endocrinology

Anglo-Italian Society - British (DBA)

Anglo-Ivorian Society - British (DBA)

Annual Inspection Summary (MCD)

Answer in Sentence - Computer science (MHDB)

Antenna Interface Subsystem (CAAL)

Anterior Interosseous Nerve Syndrome - Medicine (DMAA)

Anti-Icing System - Aircraft

Anti-Insulin Serum - Biochemistry (MAE)

APCE - Automated Product Control Environment Interface Set (SSD)

Apollo Instrumentation Ship (SAUS)

Apollo Instrumentation Ships - NASA (MCD)

Applicant Information Service - Institute of International Education (AEBS)

Application Information System (SAUS)

Application Installation Service (VLIE)

Application Integration Services (SAUS)

Application Interface Specification (VLIE)

Applied Information Sciences (VERA)

Applied Information Systems (VERA)

Aquatic Invasive Species - Plants, animals and microscopic organisms (NOAA)

Arabidopsis Information Service

Argonne National Laboratory Illinois Site (AAGC)

Arithmetic IF Statement (SAUS)

Army Industrial School (SAUO)

Army Infantry School (KSC)

Army Information System - Military technology (DDF)

Army Information Systems

Army Intelligence and Security

Army Intelligence School

Army Intelligence Survey - ITAC (MCD)

Arorae - Kiribati - Airport symbol (OAG)

Artillery Intelligence School (SAUS)

Artists in the Schools Program (EDAC)

Asbestos Information System (SAUS)

Ascension Island Station - NASA (SAA)

Associate of the Institute of Statisticians - Later, MIS - British

Association for Information Systems (DDC)

Association for Integrative Studies (EA)

Association Internationale de la Savonnerie et de la Detergence - International Association of the Soap and Detergent Industry (EAIO)

Association Internationale de la Soie - International Silk Association - ISA (EAIO)

Association Internationale de Sociologie - International Sociological Association - ISA (EAIO)

Association of Industrial Scientists (SAUO)

Association of Iron and Steel (SAUO)

Assured Information Systems, Inc. (SAUS)

Atom Inelastic Scattering (SAUS)

Attitude Indicating System (MCD)

Audio Integrating System (DA)

Audio Intercommunications System - Military technology (DDF)

Australian-Indian Society

Australian Information Service (SAUO)

Australian Iron and Steel (SAUO)

Automated Cell-Injection System

Automated Identification System - FBI

Automated Imaging System (DGA)

Automated Indicator System (MCD)

Automated Information Security (ADWA)

Automated Information System

Automated Instrumentation System

Automated Insurance Service

Automatic Identification System (SAUO)

Automatic Idle Speed - Automotive engineering

Automatic Image Screening

Automatic Imaging Systems (VLIE)

Automatic Inercept System (SAUS)

Automatic Intercept Switch (SAUS)

Automatic Intercept System - Bell System

Automatic Intercity Station - Telecommunications (OA)

Automatic Intermediate Station (MCD)

Autonomous Intelligence Submunitions - Military technology (DDF)

Avionic Intermediate Shop (SAUS)

Avionics Integrated Support (SAUS)

Avionics Intermediate Shop (MCD)

Avionics Intermediate Supporter Station (SAUO)

Community College of Allegheny County, South Campus, West Mifflin, PA - OCLC symbol (OCLC)

International Association of the Soap and Detergent Industry (SAUO)

Islamic Salvation Army (Algeria) - Political party (PSAP)

Italian Instrument Society (ACII)

Nataoran Amis - Language code (ETLW)