Codes

• AIH, ICAO
  International Civil Aviation Organization
  The International Civil Aviation Organization , pronounced , , is a specialized agency of the United Nations. It codifies the principles and techniques of international air navigation and fosters the planning and development of international air transport to ensure safe and orderly growth...
  
   airline designator for Alpine Air Express Chile
• aih, the ISO 639-3
  ISO 639-3
  ISO 639-3:2007, Codes for the representation of names of languages — Part 3: Alpha-3 code for comprehensive coverage of languages, is an international standard for language codes in the ISO 639 series. The standard describes three‐letter codes for identifying languages. It extends the ISO 639-2...
  
   language code for Ai-Cham language, spoken in Libo County, Qiannan Buyei and Miao Autonomous Prefecture
  Qiannan Buyei and Miao Autonomous Prefecture
  Qiannan Buyei and Miao Autonomous Prefecture is an autonomous prefecture of Guizhou province in the People's Republic of China. The capital of the prefecture is Duyun...
  
  , Guizhou
  Guizhou
  ' is a province of the People's Republic of China located in the southwestern part of the country. Its provincial capital city is Guiyang.- History :...
  
   Province, People's Republic of China

Organizations

• Asociación Internacional de Hispanistas
• International Academy of Heraldry
  Académie Internationale d'Héraldique
  L'Académie Internationale d'Héraldique is a prestigious body that was founded in Paris in 1949 to bring together experts in heraldry representing the various areas of the world. Admission is by election, and the number of active academicians is limited to 75. There is no limit to the number of...
  
   , a prestigious body that was founded in Paris in 1949 to bring together experts in heraldry
  Heraldry
  Heraldry is the profession, study, or art of creating, granting, and blazoning arms and ruling on questions of rank or protocol, as exercised by an officer of arms. Heraldry comes from Anglo-Norman herald, from the Germanic compound harja-waldaz, "army commander"...
  
   representing the various areas of the world
• American Institute of Hydrology

Miscellaneous

• American IronHorse
  American IronHorse
  American IronHorse was an American motorcycle manufacturer that was founded in 1995 by Tim Edmundson and Bill Rucker. At one time, AIH was the largest factory producer of custom motorcycles in the USA. Their factory was located in Fort Worth, Texas, and housed the complete manufacturing process...
  
  , an American motorcycle manufacturer
• Architecture in Helsinki
  Architecture in Helsinki
  Architecture in Helsinki is an Australian indie pop band which consists of Cameron Bird, Gus Franklin, Jamie Mildren, Sam Perry, and Kellie Sutherland...
  
  , an Australian band
• Artificial insemination by husband, a variation of human artificial insemination
• Autoimmune hepatitis
  Autoimmune hepatitis
  Autoimmune Hepatitis is a disease of the liver that occurs when the body's immune system attacks cells of the liver. Anomalous presentation of human leukocyte antigen class II on the surface of hepatocytes, possibly due to genetic predisposition or acute liver infection, causes a cell-mediated...
  
  , a human disease
• As It Happens