ISI n 1: the Pakistan intelligence agency; a powerful and almost autonomous political and military force; has procured nuclear technology and delivery capabilities; has had strong ties with the Taliban and other militant Islamic groups [syn: {Directorate for Inter-Services Intelligence}, {Inter-Services Intelligence}, {ISI}]
ISI [Fraunhofer] Institut fuer Systemtechnik und Innovationsforschung (org.)
ISI Information Sciences Institute (org., USA)
ISI Information Society Initiative (UK)