noun
Refers to any organization that operates across national borders, such as the UN, WHO, or NGOs.
国連は最も有名な国際組織の一つです。
The United Nations is one of the most famous international organizations.
国際機関 often refers to formal intergovernmental bodies, while 国際組織 can include NGOs and other cross-border groups.
Compound of 国際 (international) and 組織 (organization).