Ist may refer to:-ist, an English suffix
Ist (band), an English band
Ist (island), an island in the Adriatic Sea
Indian Standard Time, a time zoneThe
International Socialist Tendency, an international grouping of organisations around the ideas of Tony Cliff
Instituto Superior Técnico, a Portuguese school of engineering at the Technical University of Lisbon
German translation of 'is'IATA airport code for
Atatürk International Airport, Istanbul, Turkey
Inappropriate sinus tachycardia, an uncommon type of cardiac arrhythmia
Information Sciences and Technology, Major at Penn State University
Information Society Technologies, in computing
Information systems and technology, in computing
Institute for Simulation and Training at the University of Central FloridaInstitute for Software Technology at the
Technical University GrazInstituto Superior Técnico, Institute belonging to the Lisbon Technical University
Insulin shock therapy, in medicine
Internal set theory, an axiomatic basis for part of non-standard analysis
International School of Tanganyika, an international school in Tanzania
International School of Toulouse, a modern high-tech school in the south of France
International Socialist Tendency, in politics
International Spartacist Tendency (usually written iSt), in politics
InterSwitch Trunk (IST),
Nortel enhancement to
Link aggregationIran Standard Time a time zone
Irish Standard Time or Am Caighdeánach na hÉireann, a time zone
Israel Standard Time, a time zone
Society for Imaging Science and Technology (IS&T), a research and education organization in the field of imaging
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