Geography

• Aso (river), a river in Italy
• Aso, Kumamoto
  Aso, Kumamoto
  is a city located in Kumamoto Prefecture, Japan.The city was formed on February 11, 2005 from the merger of the former town of Aso with the town of Ichinomiya, and the village of Namino, all from Aso District....
  
  , Japan
• Mount Aso
  Mount Aso
  is the largest active volcano in Japan, and is among the largest in the world. It stands in Aso Kujū National Park in Kumamoto Prefecture, on the island of Kyūshū. Its peak is 1592 m above sea level. Aso has one of the largest caldera in the world...
  
  , a mountain in Japan
• Aso Rock
  Aso Rock
  Aso Rock is a large outcrop that is on the outskirts of Abuja, the capital of Nigeria. The Aso Rock is a 400 metre monolith and is the city's most noticeable feature. The Nigerian Presidential Complex, Nigerian National Assembly, and Nigerian Supreme Court are located around it. Much of the town...
  
  , a large outcrop on the outskirts of Abuja, Nigeria

Medicine

• Allele-specific oligonucleotide
• Atherosclerosis obliterans
• Anti-streptolysin O
  Anti-streptolysin O
  Anti-streptolysin O is the antibody made against streptolysin O, an immunogenic, oxygen-liable hemolytic toxin produced by most strains of group A and many strains of groups C and G streptococci. The O in the name stands for oxygen-labile; the other related toxin being oxygen-stable streptolysin-S...
  
  

Orchestras

• Adelaide Symphony Orchestra
  Adelaide Symphony Orchestra
  The Adelaide Symphony Orchestra was founded as a 17 player radio ensemble in 1936, in Adelaide, South Australia. The orchestra reformed in 1949 as the 55 member South Australian Symphony Orchestra. It reverted to its original and present title, the Adelaide Symphony Orchestra, in late 1974, and...
  
  
• Albany Symphony Orchestra
  Albany Symphony Orchestra
  The Albany Symphony Orchestra is a professional symphony orchestra based in Albany, New York. The upcoming season will mark the orchestra's 78th....
  
  
• American Symphony Orchestra
  American Symphony Orchestra
  The American Symphony Orchestra is a New York-based American orchestra founded in 1962 by Leopold Stokowski, then aged 80. Following Maestro Stokowski's departure, Kazuyoshi Akiyama was appointed Music Director of the American Symphony Orchestra from 1973-1978. Music Directors during the early...
  
  
• Annapolis Symphony Orchestra
  Annapolis Symphony Orchestra
  The Annapolis Symphony Orchestra is based in Annapolis, Maryland, and has been in operation since 1962. Its founders included Kenneth W. Page, a well-respected civic leader in the Annapolis area during the 1960s. He was also the music director of the Annapolis High School band...
  
  
• Appalachian Symphony Orchestra
  Appalachian Symphony Orchestra
  The Appalachian Symphony Orchestra, or ASO, is the student symphony orchestra of the Mariam Cannon Hayes School of Music at Appalachian State University in Boone, NC. The orchestra is under the direction of Maestro James Allen Anderson...
  
  
• Atlanta Symphony Orchestra
  Atlanta Symphony Orchestra
  The Atlanta Symphony Orchestra is an American orchestra based in Atlanta, Georgia, USA. Robert Spano has been its music director since 2001...
  
  

Ships

• Japanese cruised Aso
  Japanese cruiser Aso
  was an armoured cruiser of the Imperial Japanese Navy, acquired as a prize of war during the Russo-Japanese War from the Imperial Russian Navy, where it was originally known as the . It was then renamed after Mount Aso, an active volcano on the island of Kyūshū....
  
  
• Aso class patrol vessel, a class of PL type patrol vessel of the Japan Coast Guard

Other uses

• Aso (Pugad Baboy story arc)
  Aso (Pugad Baboy story arc)
  Aso is an adventure story arc of the Philippine comic strip series Pugad Baboy, created by Pol Medina Jr. and originally published in the Philippine Daily Inquirer. This particular story arc lasts 88 strips long. In 2003, the story arc was reprinted in Kinse!, the fifteenth book compilation of the...
  
  
• ASO (arcade game) or Alpha Mission
• Address Supporting Organization
  Address Supporting Organization
  The Address Supporting Organization is a supporting organization affiliated with ICANN. It was founded in 1999. Its members make up the Address Council...
  
  
• Amaury Sport Organisation
  Amaury Sport Organisation
  The Amaury Sport Organisation is part of the French media group, EPA . It organises sporting events including the Tour de France and Paris–Nice professional cycle road races, and the Dakar Rally...
  
  
• Analog switchoff, part of the digital television transition
• Arbitrary slice ordering
  Arbitrary slice ordering
  Arbitrary slice ordering is an algorithm for loss prevention. It is used for restructuring the ordering of the representation of the fundamental regions in pictures. This type of algorithm avoids the need to wait for a full set of scenes to get all sources...
  
  , an algorithm for loss prevention
• Anvil-shaped object or ASO, a cheap anvil
  Anvil
  An anvil is a basic tool, a block with a hard surface on which another object is struck. The inertia of the anvil allows the energy of the striking tool to be transferred to the work piece. In most cases the anvil is used as a forging tool...
  
  
• Administrative Services Organization
  Administrative Services Organization
  An administrative services organization is an organization that provides outsourced solutions to meet the administrative and HR needs of the client with the client retaining all employment-related risks and liabilities. The term ASO was established by the PEO industry in the late 1990s in order to...
  
  
• ASO: Altar Serving Online
• And so on
• As subrogee of
• Automatic Security Operator.