Institut des Hautes Études Scientifiques
Tertiary sector of the economy
Secondary sector of the economy
Geography of the Republic of Ireland
Demographics of the Republic of Ireland
Politics of the Republic of Ireland
Communications in the Republic of Ireland
Foreign relations of the Republic of Ireland
Declaration of Independence (Israel)
Internet Relay Chat channel operator
International Phonetic Alphabet
Communications on the Isle of Man
International Olympiad in Informatics
Intergovernmental organization
International Telecommunication Union
Internet Message Access Protocol
Interior Gateway Routing Protocol
International Council for Science
International Hydrographic Organization
International Astronomical Union
Indian Institute of Technology Kanpur
International Court of Justice
International Standard Book Number
International Convention for the Regulation of Whaling
International Organization for Standardization
Intercontinental ballistic missile
Irish traditional music session
International Tropical Timber Agreement, 1983
International Tropical Timber Agreement, 1994
Industrial archaeology of Dartmoor
International Atomic Energy Agency
International Civil Aviation Organization
International Maritime Organization
International Labour Organization
International African Institute
International Seabed Authority
Industry Standard Architecture
Intergovernmental Panel on Climate Change
Information Sciences Institute
Immigration to the United States
Image and Scanner Interface Specification
International Data Encryption Algorithm
International human rights instruments
Internet Control Message Protocol
International Electrotechnical Commission
International Olympic Committee
International environmental law
Integrated Services Digital Network
International judicial institution
International Bank Account Number
Interactive Fiction Competition
International Criminal Tribunal for the former Yugoslavia
Internet Engineering Task Force
Integrated development environment
Institute of National Remembrance
Integrated NATO Air Defense System
International Refugee Organization
List of Internet top-level domains
Italian battleship Giulio Cesare
Individual differences psychology
Industrial and organizational psychology
International Council of Unitarians and Universalists
International Red Cross and Red Crescent Movement
Incompatible-properties argument