(education) A rigorous educational program for high school students, focused on developing critical thinking, collaboration, and reflection skills.

plural of international system

Synonym of international relations, commonly abbreviated as IS.

(politics) The global constellation of states and their relations among each other. / Ellipsis of International System of Units. (alternative letter-case form)

Synonym of international relations, commonly abbreviated as IA.

Alternative letter-case form of international socialist

plural of International Socialist

The International Working People's Association.

(measurement) A unit of length measurement standardized under ISO, at a value of 0.3048 metres; the standard U.S. foot since 1959, the standard U.S. surveying foot since 2022.

(Ireland, Australia) Ellipsis of international rules football.; a melded football code that blends Gaelic football with Australian rules football.