AAS

• A.a.s (art group)
• Aas (surname)
• Aas, Pyrénées-Atlantiques
• Abandon All Ships
• Acta Apostolicae Sedis
• Acute aortic syndrome
• African Academy of Sciences
• Air Ambulance Service
• Alcatel Alenia Space
• All-America Selections
• Almost surely
• American Anti-Slavery Society
• American Antiquarian Society
• American Arachnological Society
• American Association of Suicidology
• American Astronautical Society
• American Astronomical Society
• Anglo-American School of Moscow
• Anglo-American School of Sofia
• Apalapsili Airport
• Armed Aerial Scout
• Arnold Air Society
• As a service
• Asa language
• Associate of Applied Science
• Association for Academic Surgery
• Association for Asian Studies
• Assyrian Academic Society
• Assyrian Aid Society
• Ateliers Aéronautiques de Suresnes
• Atomic absorption spectroscopy
• Audit and Assurance Standards issued by ICAI
• Austin American-Statesman
• Australian Academy of Science
• Australian Anthropological Society
• Austrian Air Services
• Intel BCD opcode
• Jamaat Ansar al-Sunna
• Sony Auto-lock Accessory Shoe
• Taylor County Airport (Kentucky)
• anabolic steroid
• congruence (geometry)