APS

• 3'-Phosphoadenosine-5'-phosphosulfate
• APS Stechkin
• APS underwater rifle
• APS-C
• ASTRA Platform Services
• Abbotsford, New South Wales
• Abbottabad Public School
• Aborigines' Protection Society
• Active pixel sensor
• Active protection system
• Adarsh Public School
• Adult Protective Services
• Advanced Photo System
• Advanced Photon Source
• Advanced planning and scheduling
• Africa Partnership Station
• Alba-la-Romaine
• Albuquerque Public Schools
• Algebra of physical space
• Algeria Press Service
• Alimentation par Sol
• Allendale Public Schools
• Alternative Press Syndicate
• American Philatelic Society
• American Philosophical Society
• American Physical Society
• American Physiological Society
• American Phytopathological Society
• Ammonium persulfate
• Annual Population Survey
• Anpartsselskab
• Antiphospholipid syndrome
• Anápolis
• Application Packaging Standard
• Apsley railway station
• Apus (constellation)
• Arizona Public Service
• Armenian Professional Society
• Associated Public Schools of Victoria
• Association for Psychological Science
• Association for Psychosocial Studies
• Asynchronous Protocol Specification
• Atlanta Public Schools
• Australasian Proteomics Society
• Australian Federal Police Protective Service
• Australian Psychological Society
• Australian Public Service
• Autoimmune polyendocrine syndrome
• Average propensity to save
• Indian Army Public Schools
• Pedestrian Signal
• S-IVB
• Thermal spraying
• ZigBee
• apse