| Acronym | Sense | Language | Topics |
|---|---|---|---|
| IACO | International Aviation COnsulting | In French | → 3592 → Aeronautics, aircraft |
| IACP | International Academy of Compounding Pharmacists (www.iacprx.org) | In English | → Academies → Pharmacology, toxicology |
| IACR | International Association for Cryptologic Research (www.iacr.org) | In English | → Associations → Mathematics → Telecommunications |
| IACS | Inertial Attitude Control System | In English | → Astronautics |
| IACS | International Annealed Copper Standard | In English | → Standardization → Electrical engineering |
| IADE | Infirmièr(e)-Anesthésiste Diplômé(e) d'État | In French | → Anesthesiology |
| IadEn | Iadernaia Energiia = IadEN | ядерная энергия | In Russian |
In Russian | → Serial publications, periodicals → Nuclear, atomic, and molecular physics → Nuclear technology |
| IadEN | ядерная энергия = IadEn (look above) |
In Russian | → Serial publications, periodicals → Nuclear, atomic, and molecular physics → Nuclear technology |
| IAEA | International Atomic Energy Agency (www.iaea.org) = IAAE | Internacia Agentejo pri Atom-Energio | In Esperanto = AIEA | Agence Internationale de l'Énergie Atomique | In French = AIEA | Agenţia Internaţională pentru Energie Atomică | In Romanian = МААЕ | Международна агенция за атомна енергия | In Bulgarian = AIEA | Agència Internacional de l'Energia Atòmica | In Catalan = MAAE | Mezinárodní agentura pro atomovou energii | In Czech = IAEA | Det Internationale Atomenergiagentur | In Danish = IAEO | Internationale Atomenergieorganisation | In German = OIEA | Organismo Internacional de Energía Atómica | In Spanish = סבא"א | הסוכנות הבינלאומית לאנרגיה אטומית | In Hebrew = IAEA | International Atomenergie Agence | In Letzeburgesh = AIEA | Agenzia Internazionale per l'Energia Atomica | In Italian = IAEA | अंतर्राष्ट्रीय परमाणु ऊर्जा अधिकरण | In Hindi = MAAE | Меѓународна агенција за атомска енергија | In Macedonian = МАГАТЭ | Международное агентство по атомной энергии | In Russian = AIEA | Agência Internacional de Energia Atómica | In Portuguese = MAEA | Międzynarodowa Agencja Energii Atomowej | In Polish = МАГАТЕ | Міжнародне агентство з атомної енергії | In Ukrainian = UAEA | Uluslararası Atom Enerji Ajansı | In Turkish = IAEA | สำนักงานพลังงานปรมาณูระหว่างประเทศ | In Thai = EANA | Energia Atomikoaren Nazioarteko Agentzia | In Basque |
In English | → International relations → Energy economics → Nuclear technology |
| IAEA | Internacia Agrikultura Esperanto-Asocio | In Esperanto | → Associations → Agricultural sciences → Artificial languages (linguistics) |
| IAEA | Det Internationale Atomenergiagentur (www.iaea.org) = IAAE, AIEA, МААЕ, MAAE, IAEO, OIEA, סבא"א, МАГАТЭ, MAEA, МАГАТЕ, UAEA, EANA (look above) |
In Danish | → International relations → Energy economics → Nuclear technology |
| IAEA | International Atomenergie Agence (www.iaea.org) = IAAE, AIEA, МААЕ, MAAE, IAEO, OIEA, סבא"א, МАГАТЭ, MAEA, МАГАТЕ, UAEA, EANA (look above) |
In Letzeburgesh | → International relations → Energy economics → Nuclear technology |
| IAEA | अंतर्राष्ट्रीय परमाणु ऊर्जा अधिकरण (www.iaea.org) = IAAE, AIEA, МААЕ, MAAE, IAEO, OIEA, סבא"א, МАГАТЭ, MAEA, МАГАТЕ, UAEA, EANA (look above) |
In Hindi | → International relations → Energy economics → Nuclear technology |
| IAEA | สำนักงานพลังงานปรมาณูระหว่างประเทศ (www.iaea.org) = IAAE, AIEA, МААЕ, MAAE, IAEO, OIEA, סבא"א, МАГАТЭ, MAEA, МАГАТЕ, UAEA, EANA (look above) |
In Thai | → International relations → Energy economics → Nuclear technology |
| IAEO | Internationale Atomenergieorganisation (www.iaea.org) = IAEA, IAAE, AIEA, МААЕ, MAAE, OIEA, סבא"א, МАГАТЭ, MAEA, МАГАТЕ, UAEA, EANA (look above) |
In German | → International relations → Energy economics → Nuclear technology |
| IAEP | International Association of Equine Practitioners | In English | → Associations → Veterinary medicine |
| IAESM | IEEE (Institute of Electrical and Electronics Engineers) Aerospace Electronic Systems Magazine | In English | → Serial publications, periodicals → Electronics → Astronautics |
| IAESTE | International Association for the Exchange of Students for Technical Experience (www.iaeste.org) | In English | → Associations → Higher education, universities |
| IAF | International Astronautical Federation | In English | → Organizations and associations → Astronautics |
| IAF | Internet Access Facilities | In English | → Internet → Telecommunications |
| IAH | Institute for Animal Health | In English | → Veterinary medicine |
| IAHR | International Association of Hydraulic Engineering and Research | In English | → Associations → Environmental technology, water supply, waste management |
| IAHS | International Association of Hydraulical Sciences | In English | → Associations → Environmental technology, water supply, waste management |
| IAIK | Institut für Angewandte Informationsverarbeitung und Kommunikationstechnologie (www.iaik.tugraz.at) | In German | → Research institutes → Computer science → Telecommunications → Austria |
| IAIN | International Association of the Navigation Institutes | In English | → Associations → Geodesy, cartography → Vehicle engineering |
| IALANA | International Association of Lawyers Against Nuclear Arms | In English | → Associations → Law, jurisprudence → Nuclear technology |
| IAM | International Association of Machinists | In English | → Associations → Mechanical engineering |
| IANIS | Innovative Actions Network for the Information Society | In English | → Computer science → Telecommunications |
| IANT | International Advances in Nondestructive Testing | In English | → Serial publications, periodicals → Engineering, technology |
| IAO | Ingénierie Assistée par Ordinateur | In French | → Computer-based techniques → Engineering, technology |
| IAP | Institut Algérien du Pétrole (www.iap.dz) | In French | → Specialized or polytechnical colleges → Mining → 665 → Algeria |
| IAPM | IEEE (Institute of Electrical and Electronics Engineers) Antennas Propagation Magazine | In English | → Serial publications, periodicals → Telecommunications |
| IAPO | International Alliance of Patients' Organizations (www.patientsorganizations.org) | In English | → Organizations and associations → Medicine |
| IAPU | Improved Auxiliary Power Unit | In English | → Electrical engineering |
| IARC | International Agency for Research on Cancer | In English | → Organizations and associations → Oncology |
| IARC | International Aerial Robotics Competition | In English | → Electronics → Aeronautics, aircraft |
| IARU | International Amateur Radio Union (www.iaru.org) | In English | → Organizations and associations → Telecommunications |
| IAS | Identifizierung, Authentifizierung, Signierung | In German | → Telecommunications |
| IAS | Interface d'Authentification Serveur | In French | → Networks, communication → Telecommunications |
| IAS | Identification, Authentification et Signature | In French | → Computer science → Telecommunications |
| IAS | Institute of Aeronautical Sciences | In English | → Aeronautics, aircraft |
| IAS | Integrated Avionics Subsystem | In English | → Aeronautics, aircraft |
| IAS | International Accounting Standards | In English | → Standardization → Accounting |
| IASB | International Accounting Standards Board | In English | → Organizations and associations → Standardization → Accounting |
| IASCF | International Accounting Standards Committee Foundation | In English | → Foundations → Standardization → Accounting |
| IASTAM | International Association for the Study of Traditional Asian Medicine | In English | → Associations → 6158 |
| IAT | Integrated Avionics Test | In English | → Aeronautics, aircraft |
| IAT | Institute of Animal Technology (www.iat.org.uk) | In English | → Organizations and associations → Pharmacology, toxicology → Veterinary medicine → United Kingdom |
| IAT | Interrupteur Aérien Télécommandé | In French | → Electrical engineering |
| IATA | International Air Transport Association | In English | → Associations → Transport and postal services |
| IATSS | International Association of Traffic and Safety Sciences | In English | → Associations → Transport and postal services |
| IAURIF | Institut d'Aménagement et d'Urbanisme de la Région Île-de-France | In French | → Transport and postal services → Regional planning → France |
| IAV | Institut Agronomique et Vétérinaire Hassan II (www.iav.ac.ma) | In French | → Specialized or polytechnical colleges → Agricultural sciences → Veterinary medicine → Morocco |
| IAVI | International AIDS Vaccine Initiative | In English | → Immunology and allergy → Infectious diseases |
| IB | Institut für Bodenforschung (www.boku.ac.at/boden/) | In German | → Research institutes → Agricultural sciences |
| IBA | Institute for Biomedical Aging Research | In English | → Research institutes → Biological sciences → Gerontology |
| IBA | Israel Broadcasting Authority (www.iba.org.il) | In English | → Telecommunications |
| IBB | International Broadcasting Bureau | In English | → Telecommunications |
| IBB | Institut für Betonbau | In German | → Construction |
| IBBA | Istituto di Biologia e Biotecnologia Agraria: Sezione di Pisa | In Italian | → Biological sciences → Biotechnology |
| IBC | International Bioethics Committee | In English | → Ethics → Biotechnology → Medicine |
| IBC | International Building Code | In English | → Standardization → Construction |
| IBD | Inflammatory Bowel Disease | In English | → Immunology and allergy |
| IBE | International Bureau for Epilepsy (www.ibe-epilepsy.org) | In English | → Organizations and associations → Neurology |
| IBEB | Instituto de Biofísica e Engenharia Biomédica | In Portuguese | → Biochemistry, biophysics → Biotechnology → Medicine |
| IBEW | International Brotherhood of Electrical Workers | In English | → Organizations and associations → Electrical engineering |
| IBF | Institut für Bauschadensforschung | In German | → Construction |
| IBG | International Bank for the Glomeromycota | In English | → Agricultural sciences |
| IBGE | Institut Bruxellois pour la Gestion de l'Environnement | In French | → Regional administration → Environmental protection → Environmental technology, water supply, waste management |
| IBICT | Instituto Brasileiro de Informação em Ciência e Tecnologia (www.ibict.br) | In Portuguese | → Documentation → Mathematics and natural sciences → Brazil |
| IBIS | Input/Output Buffer Information Specification | In English | → Data → Computer simulation → Electronics |
| IBM | Intercontinental Ballistic Missile | In English | → Military engineering → Astronautics |
| IBN | Institut für Biophysik und Nanosystemforschung | In German | → Biochemistry, biophysics → Biotechnology |
| IBN | Institute of Bioengineering and Nanotechnology | In English | → Research institutes → Biotechnology |
| IBO | Österreichisches Institut für Baubiologie und -ökologie (www.ibo.at) | In German | → Construction → 5023 → Austria |
| IBRI | Icelandic Building Research Institute | In English | → Research institutes → Construction |
| IBS | Irritable Bowel Syndrome | In English | → Pathology |
| IBS | Instituto Brasileiro de Siderurgia (www.ibs.org.br) | In Portuguese | → Organizations and associations → Metallurgy → Brazil |
| IBSC | International Barley Sequencing Consortium | In English | → Organizations and associations → Genetics → Biotechnology |
| IBT | Internationaler Bund der Tierversuchsgegner (www.tierversuchsgegner.at) | In German | → Organizations and associations → Environmental protection → Pharmacology, toxicology |
| IC | Internal Combustion | In English | → Mechanical engineering |
| IC | Integrated Circuit | In English | → Electronics |
| IC | Intercommunications | In English | → Networks, communication → Telecommunications |
| IC | Intensive Care | In English | → Traumatology |
| IC/ES | Intercommunication/Emergency Station | In English | → Telecommunications |
| ICA | Institut de Chimie de Annaba | In French | → Specialized or polytechnical colleges → Chemical technology → Chemistry |
| ICA | Internal Carotid Artery | In English | → Anatomy |
| ICA | Ingénieur du Contrôle Aérien | In French | → Aeronautics, aircraft → Transport and postal services |
| ICA | Indirect Cost Accounting | In English | → Accounting → Prices |
| ICAAC | Interscience Conference on Antimicrobial Agents and Chemotherapy | In English | → Medicine |
| ICAAE | International Center for Aquaculture and Aquatic Environments | In English | → Organizations and associations → Fishing, hunting |
| ICAD | International Conference on Alzheimer's Disease (and Related Disorders) | In English | → Congresses → Neurology |
| ICAD | International Conference on Auditory Display | In English | → Congresses → Human-computer interaction → Telecommunications |
| ICADTS | International Council on Alcohol and Traffic Safety | In French | → Organizations and associations → Accidents, risks, safety → Transport and postal services |
| ICAE | Integrated Computer-Aided Engineering | In English | → Serial publications, periodicals → Computer-based techniques → Engineering, technology |
| ICAITI | Instituto Centroamericano de Investigación y Tecnología | In Spanish | → Research institutes → Research policy → Engineering, technology |
| ICALIN | Indicateur Composite des Activités de Lutte contre les Infections Nosocomiales = ICALIN | Indice Composite des Activités de Lutte contre les Infections Nosocomiales | In French |
In French | → Statistics → Infectious diseases |
| ICALIN | Indice Composite des Activités de Lutte contre les Infections Nosocomiales = (look above) |
In French | → Statistics → Infectious diseases |
| ICAM | Institut Catholique d'Arts et Métiers | In French | → Roman catholic church → Specialized or polytechnical colleges → Engineering, technology |
| ICAM | Integrated Computer-Aided Manufacturing | In English | → Computer-based techniques → Engineering, technology |
| ICAO | International Civil Aviation Organization = IOCA | Internacia Organizo pri Civila Aviado | In Esperanto |
In English | → Organizations and associations → Aeronautics, aircraft → Transport and postal services |
| ICAOB | ICAO Bulletin (International Civil Aviation Organization) | In English | → Serial publications, periodicals → Aeronautics, aircraft → Transport and postal services |
| ICAPC | Increased-Capability Adaptive Payload Carrier | In English | → Astronautics |
| ICAR | Indian Council of Agricultural Research (www.icar.org.in) | In English | → Organizations and associations → Agricultural sciences → Research policy → India |
| ICAR | Incubateur de Champagne-Ardenne (www.icar-incubateur.fr) | In French | → Engineering, technology → France |
| ICARDA | International Center for Agricultural Research in the Dry Areas | In English | → Research institutes → Agricultural sciences |
| ICARE | Instrumentation, Commande et Architecture des Robots Évolués | In French | → Electronics |
| ICASSP | International Conference on Acoustics, Speech, and Signal Processing | In English | → Congresses → Acoustical engineering → Linguistics → Telecommunications |
| ICB | International Centre of Biocybernetics | In English | → Research institutes → Computer science → Electronics |
| ICBM | Intercontinental Ballistic Missile | In English | → Military engineering |
| ICBO | International Conference of Building Officials | In English | → Congresses → Construction |
| ICC | Integrated Circuit(s) Cards | In English | → Electronics |
| ICC | International Association for Cereal Science and Technology | In English | → Associations → Agricultural sciences |
| ICC | Integrated Circuit Card | In English | → Electronics |
| ICCAT | International Commission for the Conservation of Atlantic Tunas (www.iccat.es) | In English | → Organizations and associations → Environmental protection → Fishing, hunting |
| ICCF | Institutul Naţional de Cercetare-Dezvoltare Chimico-Farmaceutică | In Romanian | → Chemistry → Pharmacology, toxicology → Chemical technology |
| ICCOS | Infrastructures de Calcul, de COmmunications et Sécurité | In French | → Computer science → Telecommunications |
| ICD-O | International Classification of Diseases for Oncology | In English | → Bibliography → Oncology |
| ICE | Ideal Cabin Environment | In English | → Aeronautics, aircraft |
| ICE | Intercity Express | In English | → Rail transport engineering → Transport and postal services |
| ICE | In Case of Emergency | In English | → Telecommunications → Traumatology |
| ICF | International Coach Federation (http://https://coachfederation.org/) | In English | → Organizations and associations → 659 |
| ICF | Intracellular fluid | In English | → Cytology → Physiology |
| ICF | Insulating Concrete Form | In English | → Construction → Materials science |
| ICFR | Inspection Comptable et Financière Régionale | In French | → Accounting → Finance |
| ICFS | Indemnité Compensatoire de Frais Spéciaux | In French | → Finance → Labour, labour economics → Electrical engineering |
| ICG | In-Flight Coverall Garment | In English | → Aeronautics, aircraft → Astronautics |
| ICG | International Committee on GNSS (Global Navigation Satellite Systems) | In English | → Organizations and associations → Astronautics |
| ICG | International Communications Group (www.icg.aero) | In English | → Telecommunications → Astronautics |
| ICH | International Conference on Harmonisation of Technical Requirements for Registration of Pharmaceuticals for Human Use | In English | → Pharmacology, toxicology → Veterinary medicine |
| ICID | International Commission on Irrigation and Drainage | In English | → Organizations and associations → Agricultural sciences → Environmental technology, water supply, waste management |
| ICID | International Commission for Irrigation and Drainage = CIID | Commission Internationale pour les Irrigations et le Drainage | In French |
In English | → Organizations and associations → 627 → Agricultural sciences |
| ICIE | Institute for Communications and Information Engineering | In English | → Telecommunications → Computer science |
| ICiSM | IEEE (Institute of Electrical and Electronics Engineers) Circuits Systems Magazine | In English | → Serial publications, periodicals → Electronics |
| ICLARM | International Centre for Living Aquatic Resources Management | In English | → Fishing, hunting |
| ICLC | Interlab Cell Line Collection (www.iclc.it) | In English | → Cytology → Biotechnology → Italia |
| ICLD | Interlab Cell Line Database | In English | → Cytology → Biotechnology |
| ICMAB | Instituto de Ciencia de Materiales de Barcelona (www.icmab.es) | In Spanish | → Research institutes → Materials science → Spain |
| ICME | Institute of Cast Metals Engineers | In English | → Metallurgy |
| ICMI | Inductive Components Manufacturing Inc. (www.icmiinc.com) | In English | → Electrical engineering |
| ICMJE | International Committee of Medical Journal Editors (www.icmje.org) | In English | → Serial publications, periodicals → Medicine |
| ICMR | Indian Council for Medical Research (www.icmr.nic.in) | In English | → Organizations and associations → Medicine → Research policy → India |
| ICMS | Ingénierie et Contrôle des Matériaux et des Structures | In French | → Materials science → Mechanical engineering |
| ICN | Inspectorate of Civil Navigation | In English | → Public administration, government → Transport and postal services |
| ICN | International Conference on Nutrition = CIN | Conferencia Internacional sobre Nutrición | In Spanish = CIN | Conférence Internationale sur la Nutrition | In French = CIN | Conferência Internacional sobre Nutrição | In Portuguese |
In English | → Congresses → Nutrition |
| ICOLD | International Commission on Large Dams (www.icold-cigb.org) | In English | → Organizations and associations → 627 |
| IComM | IEEE (Institute of Electrical and Electronics Engineers) Communications Magazine | In English | → Serial publications, periodicals → Networks, communication → Telecommunications |
| ICOMP | Institute for Computational Mechanics in Propulsion | In English | → Research institutes → Mechanical engineering → Computer simulation → Vehicle engineering |
| ICOMTEC | Institut de Communication et des Nouvelles Technologies (http://icomtec.univ-poitiers.fr) | In French | → Higher education, universities → Research institutes → Computer science → Telecommunications → France |
| ICORD | International Collaboration on Repair Discoveries | In English | → Organizations and associations → Neurology → Traumatology |
| ICOS | Integrated Communications Organizing Standard | In English | → Standardization → Telecommunications |
| ICOS | Integrated Cargo Operating Software | In English | → Software → Transport and postal services |
| ICOUR | Irrigation Company for the Upper Regions | In English | → 627 → Agricultural sciences |
| ICP | Instituto de Catálisis y Petroleoquímica | In Spanish | → Chemical technology → 665 |
| ICP | Intracranial pressure | In English | → Physiology → Neurology |
| ICPDR | International Commission for the Protection of the Danube River | In English | → Organizations and associations → 5023 → 627 |
| ICPO | Institute of Cytology and Preventive Oncology | In English | → Research institutes → Cytology → Oncology |
| ICPS | International Conference on the Physics of Semiconductors | In English | → Congresses → Electricity, magnetism, electromagnetism → 539 → Electrical engineering |
| ICR | Inductance, Capacitance, and Resistance | In English | → Physics → Electrical engineering |
| ICRAT | International Conference on Research in Air Transportation | In English | → Congresses → Transport and postal services |
| ICRC | International Committee of the Red Cross (www.icrc.org) = CICR | Comité Internacional de la Cruz Roja | In Spanish = CICR | Comité International de la Croix-Rouge | In French = CICV | Comitê Internacional da Cruz Vermelha | In Portuguese = МККК | Международный комитет Красного Креста | In Russian = SSKK | Starptautiskā Sarkanā Krusta Komiteja | In Latvian = CICR | Comitato Internazionale della Croce Rossa | In Italian = ICRC | 적십자 국제 위원회 | In Korean = CICR | Comitè Internacional de la Creu Roja | In Catalan = CICR | Comitât entèrnacionâl de la Crouèx-Roge | In Franco-Provençal |
In English | → Organizations and associations → Medicine |
| ICRC | 적십자 국제 위원회 (www.icrc.org) = CICR, CICV, МККК, SSKK (look above) |
In Korean | → Organizations and associations → Medicine |
| ICRISAT | International Crops Research Institute for the Semi-Arid Tropics (www.icrisat.org) | In English | → Research institutes → Organizations and associations → Agricultural sciences |
| ICRP | International Commission on Radiological Protection | In English | → Nuclear technology |
| ICRP | Institut de Communication et Relations Publiques | In French | → Specialized or polytechnical colleges → Public relations |
| ICRU | International Commission on Radiation Units and Measurements = CIUMR | Comisión Internacional de Unidades y Medidas Radiológicas | In Spanish = CIUMR | Commission Internationale des Unités et des Mesures de Radiation | In French = CIUMR | Comissão Internacional de Unidades e Medidas Radiação | In Portuguese |
In English | → Standardization → Nuclear technology |
| ICS | Intercommunication System | In English | → Networks, communication → Telecommunications |
| ICS | Interphone Control Station | In English | → Telecommunications |
| ICS | Intelligent Control Systems | In English | → Engineering, technology |
| ICS | Institut Clinique de la Souris (www-mci.u-strasbg.fr) | In French | → Research institutes → Medicine → Pharmacology, toxicology → France |
| ICS | Industries Chimiques du Sénégal (www.ics.sn) | In French | → Chemical technology |
| ICS | International Continence Society (www.icsoffice.org) | In English | → Organizations and associations → Urology |
| ICSE | Impact of Computing in Science and Engineering | In English | → Serial publications, periodicals → Computer science → Mathematics and natural sciences → Engineering, technology |
| ICSI | Institutul Naţional de Cercetare-Dezvoltare pentru Tehnologii Criogenice şi Izotopice | In Romanian | → Physics |
| ICSI | Injection Intracytoplasmique du Spermatozoïde | In French | → Gynaecology |
| ICSTI | International Council for Scientific and Technical Information | In English | → Libraries → Mathematics and natural sciences → Engineering, technology |
| ICT | Information and Communications Technology = TIC | Tecnologías de la Información y la Comunicación | In Spanish = IKT | Informations- und Kommunikationstechnologie | In German = TIC | Technologies de l'Information et de la Communication | In French = IKT | Informations- og kommunikationsteknologi | In Danish = IKT | Inligtings- en kommunikasietegnologie | In Afrikaans = ICT | Informatie- en Communicatietechnologie | In Dutch = TMK | Teknologi Maklumat dan Komunikasi | In Malay = IKT | Informasjons- og kommunikasjonsteknologi | In Norwegian = TIC | Tecnologies de la Informació i la Comunicació | In Catalan = IKT | Informazio eta Komunikazio Teknologia | In Basque = TIC | Tecnologia dell'Informazione e della Comunicazione | In Italian = IKT | Informasjons- og kommunikasjonsteknologi | In Nynorsk |
In English | → Computer science → Telecommunications |
| ICT | Informatie- en Communicatietechnologie = TIC, IKT, TMK (look above) |
In Dutch | → Computer science → Telecommunications |
| ICTA | Instituts et Centres Techniques Agricoles | In French | → Research institutes → Agricultural sciences |
| ICTAF | Interdisciplinary Center for Technology Analysis & Forecasting | In English | → Engineering, technology |
| ICTAF | Interdisciplinary Center for Technological Analysis & Forecast | In English | → Energy economics |
| ICU | Intensive Care Unit | In English | → Medicine |
| ICU | Intersection Capacity Utilization | In English | → Transport and postal services |
| ICV | Institut Cardiovasculaire | In French | → Cardiology |
| IDA | Integrated Display Assembly | In English | → Human-computer interaction → Electronics |
| IDA | Irrigation Development Authority | In English | → 627 → Agricultural sciences |
| IDA | International Desalination Association | In English | → Associations → Environmental technology, water supply, waste management |
| IDAE | Instituto para la Diversificación y Ahorro de la Energía | In Spanish | → Energy economics |
| IDATE | Institut de l'Audiovisuel et des Télécommunications en Europe | In French | → Cinema, movies → Telecommunications |
| IDB | In-Suit Drink Bag | In English | → Astronautics → Beverage industry |
| IDDM | Insulin-Dependent Diabetes Mellitus = DID | Diabète insulino-dépendant | In French = DMID | Diabetes mellitus insulino-dependente | In Portuguese = DMID | Diabetes mellitus insulino-dependiente | In Spanish |
In English | → Physiology → Pathology |
| IDE | Initial Design Evaluation | In English | → 6585 |
| IDE | Integrated Design Environment | In English | → 6585 |
| IDE | Interactive Development Environment | In English | → Software → 6585 |
| IDEA | Inventer la Distribution Électrique de l'Avenir | In French | → Electrical engineering |
| IDEAS | Initial Design and Evaluation Analysis System | In English | → 6585 |
| IDEAS2 | Independent Design and Evaluation of Advanced Spacecraft | In English | → Astronautics → 6585 |
| IDEC | Irvine Disaster Emergency Communications | In English | → Telecommunications |
| IDÉE | Institut Des Épilepsies de l‘Enfant et de l‘Adolescent | In French | → Neurology → Pediatry |
| IDEG | Integratie van Duurzame Energie-toepassingen in Gebouwen | In Dutch | → Construction |