Definition of International Civil Aviation Organization in English:
International Civil Aviation Organization
proper noun
An agency of the United Nations, founded in 1947 to study problems of international civil aviation and establish standards and regulations.
国际民用航空组织（联合国一机构，成立于1947年，旨在研究国际民用航空有关问题以及建立标准和规则）
Definition of International Civil Aviation Organization in US English:
International Civil Aviation Organization
proper noun
An agency of the United Nations, founded in 1947 to study problems of international civil aviation and to establish standards and regulations. Its headquarters are in Montreal.