- AAS stands for American Astronomical Society
- AAS stands for American Antiquarian Society
- AAS stands for Associate of Arts and Science (various schools)
- AAS stands for Applied Arts and Sciences
- AAS stands for African American Studies
- AAS stands for African Academy of Sciences (est. 1985)
- AAS stands for Atomic Absorption Spectroscopy
- AAS stands for Academy of Agricultural Sciences (China)
- AAS stands for Atomic Absorption Spectrometry
- AAS stands for All-America Selections
- AAS stands for All America Selections
- AAS stands for Accounting Advisory Services
- AAS stands for Active Antenna System (wireless technology)
- AAS stands for Anabolic Androgenic Steroid
- AAS stands for Asian American Studies
- AAS stands for Association for Asian Studies
- AAS stands for American Association of Suicidology (Washington, DC)
- AAS stands for Atomic Absorption Spectrometer
- AAS stands for Atomic Absorption Spectrophotometry
- AAS stands for ACTA Apostolicae Sedis
- AAS stands for American Astronautical Society
- AAS stands for Associate in Applied Sciences
- AAS stands for Advanced Airborne Sensor
- AAS stands for Arnold Air Society
- AAS stands for Agricultural Advisory Services
- AAS stands for Applied Acoustics Systems
- AAS stands for Automobile Association of Singapore
- AAS stands for Australian Academy of Science
- AAS stands for Australian Accounting Standard
- AAS stands for Assistance and Advisory Services
- AAS stands for American Arachnological Society (est. 1972)
- AAS stands for Adopt-A-Stream (Georgia Department of Natural Resources)
- AAS stands for Advanced Academic Services (various locations)
- AAS stands for Aging and Adult Services
- AAS stands for Advanced Automation System
- AAS stands for African American Scholars
- AAS stands for Acide Acétylsalicylique (French: acetylsalicylic acid)
- AAS stands for Atlanta Audubon Society (Georgia)
- AAS stands for Austrian Academy of Sciences
- AAS stands for Alcatel Alenia Space (European space company)
- AAS stands for Alabama Academy of Science (est. 1924)
- AAS stands for Adaptive Antenna System
- AAS stands for Alive and Smiling (internet chat)
- AAS stands for American Auditory Society
- AAS stands for Advance and Secure (gaming)
- AAS stands for Annuaire des Associations de Santé (French: Directory of Health Associations)
- AAS stands for Association for Academic Surgery
- AAS stands for Aarskog-Scott Syndrome
- AAS stands for Academy of Applied Science
- AAS stands for Aarskog Syndrome
- AAS stands for Air Assault School (US DoD)
- AAS stands for Amphibious Assault Ship (US DoD)
- AAS stands for Angle, Angle, Side (geometry)
- AAS stands for Auto Area Segmentation
- AAS stands for Asian-African Summit
- AAS stands for Airport Advisory Service
- AAS stands for American Academy of Sanitarians
- AAS stands for All-To-All Scatter
- AAS stands for Arabian Advanced Systems
- AAS stands for Atypical Absence Seizure (epilepsy)
- AAS stands for Assisted Acquisition Services (GSA Office)
- AAS stands for Adult Attachment Scale
- AAS stands for Assyrian Academic Society
- AAS stands for All About Sex
- AAS stands for Amos Alonzo Stagg
- AAS stands for Ali Al Salem (military air base in Kuwait)
- AAS stands for Automated Accounting System
- AAS stands for Arkansas Archaeological Survey
- AAS stands for Asociación Argentina de Sedimentología (Spanish: Argentine Association of Sedimentology)
- AAS stands for Acute Abdominal Series (x-ray type)
- AAS stands for Aboriginal Air Services
- AAS stands for Aeromedical Airlift Squadron
- AAS stands for American Astrophysical Society
- AAS stands for Application Address Space (computing)
- AAS stands for Army Apprentices School (Australia)
- AAS stands for Advanced Authoring System (text adventure creation platform)
- AAS stands for Application Analysis Solution (Cisco)
- AAS stands for Anno Aetatis Suae (Latin: In the Year of His/Her Age)
- AAS stands for Adib Astronomical Society (Iran)
- AAS stands for Australian Association of Surgeons
- AAS stands for Assault Amphibian School (US Marine Corps)
- AAS stands for Auto Action Service (French automotive repair company)
- AAS stands for ASTER Airborne Simulator
- AAS stands for Arithmetic Assignment Statement
- AAS stands for Aircraft Arresting System
- AAS stands for Anterior Atlantoaxial Subluxation
- AAS stands for Automatic Announcement Subsystem
- AAS stands for Advanced Automated System (FAA)
- AAS stands for Automated Answering System
- AAS stands for Automatic Algorithm Selection
- AAS stands for Association des Amis de la Saoura
- AAS stands for All Around Sports (online retailer)
- AAS stands for Aide a la Scolarité (French: Help with Schooling)
- AAS stands for Acoustic Assessment System
- AAS stands for Acid Addition System
- AAS stands for All American SportsWare (sports software company)
- AAS stands for Attack Assessment System
- AAS stands for Anime Appreciation Society (University of Wisconsin–Eau Claire)
- AAS stands for Airport Aids Services
- AAS stands for Alert Area Supervisor
- AAS stands for Alternate Architecture Study
- AAS stands for Advanced Array Sensor
- AAS stands for Advanced Academic Strategies
- AAS stands for Audio Amplifier System
- AAS stands for Auto-Available Split/Skill
- AAS stands for Another Acronym Site
- AAS stands for Application Architecture Solutions (Sprint – Group)
- AAS stands for Aging Aircraft Subsystem
- AAS stands for Amphibious Assault Scenario
- AAS stands for Al Ain Association for Development
- AAS stands for AFTAC Application Software
- AAS stands for Advanced Planning System Application Software
- AAS stands for Asymmetric Air Support (various armed forces)
- AAS stands for Automatic Analysis/Addresser System
- AAS stands for Apptivity Application Server (Progress Software, Inc.)
- AAS stands for Acrylonitrile-Acrylic Rubber-Styrene Copolymer (resin)
- AAS stands for Alarmes Automatismes Services (French alarm service company)
- AAS stands for Altitude/Airspeed Sensor
- AAS stands for Annual Activities Summary
- AAS stands for Approved As Stands
- AAS stands for American Aerial Survey, Inc.
- AAS stands for Accounting Attitude Scale
- AAS stands for Ascending Aortic Stenosis
AAS