ICAO

The International Civil Aviation Organization (ICAO), an agency of the United Nations, 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. Its headquarters are located in the Quartier International of Montreal, Canada.
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Noun
1. the United Nations agency concerned with civil aviation
(synonym) International Civil Aviation Organization
(hypernym) United Nations agency, UN agency

A specialized agency of the United Nations whose objective is to develop the principles and techniques of international air navigation and to foster planning and development of international civil air transport. International Civil Aviation organization (ICAO) Regions include: (AFI) African Indian Ocean Region, (CAR) Caribbean Region, (EUR) European Region, (MID/ASIA) Middle East/Asia Region, (NAM) North American Region, (NAT) North Atlantic Region, (PAC) Pacific Region, (SAM) South American Region. (FAA4) (USTTA1)

International Civil Aviation Organisation Conventions
  

International Civil Aviation Organization