Operational research

Operational definition, Operational auditing, Operational semantics, Operational level of war, The Operational Art of War, Operational system, Operational risk, Operational View, Standardized approach (operational risk), Operational conversion unit, Operational Requirement, Operational Group (Poland), Journal of the Operational Research Society, Operational risk management, Operational acceptance testing, Operational Service Medal, Operational excellence, Operational amplifier, The Operational Art of War Vol. 1: 1939–1955, Director, Operational Test and Evaluation, Operational Test and Evaluation Force, Operational artificial intelligence, Operational database, Operational historian, Australian Operational Service Medal, Operational Land Forces Command, Common operational picture, Operational Service Medal for Afghanistan, Operational manoeuvre group, No. 237 Operational Conversion Unit RAF, Operational data store, Operational Research Society, Operational due diligence, Geostationary Operational Environmental Satellite, Operational Land Imager, Operational bill, Operational Command South, Operationalization, Operational Mentoring and Liaison Team, No. 226 Operational Conversion Unit RAF, Common Operational Datasets

The Journal of Operational Risk, Independent Operational Group Narew, The Operational Art of War II: Modern Battles 1956–2000, 25th Operational Weather Squadron, Operational modal analysis, Operational plan, Operational Medical Orderly, No. 240 Operational Conversion Unit RAF, 9th Operational Weather Squadron, Operational technology, Local operational picture, 11th Operational Weather Squadron, Operational transconductance amplifier, 26th Operational Weather Squadron, 21st Operational Weather Squadron, Commander Fleet Operational Standards and Training, Operational Command North, Operational Service Medal for Sierra Leone, Operational loads monitoring, No. 2 (Coastal) Operational Training Unit RAF, 15th Operational Weather Squadron, Operational Silo Test Facility, Operational-level agreement, Operational stress injury, Naval Center for Combat and Operational Stress Control, No. 236 Operational Conversion Unit RAF, No. 228 Operational Conversion Unit RAF, Strike Attack Operational Evaluation Unit, New Zealand Operational Service Medal, 17th Operational Weather Squadron, Operational design domain, Bayesian operational modal analysis, Ground based operational surveillance system, Operational Service Medal for the Democratic Republic of Congo, Operational responsiveness, No. 2 Operational Conversion Unit RAAF, Operational efficiency, NATO Maritime Interdiction Operational Training Centre, Joint Operational Support Airlift Center, Current-feedback operational amplifier, Aerospace Operational Support Group RAAF, Operational transformation, Marine Operational Training Group 81, No. 231 Operational Conversion Unit RAF, No. 5 Operational Training Unit RAAF, Air Force Operational Test and Evaluation Center, Operational maintenance, Operational Group of Russian Forces, Operational Group Ermakov, Independent Operational Group Polesie

Operational definition, Operational auditing, Operational semantics, Operational level of war, The Operational Art of War, Operational system, Operational risk, Operational View, Standardized approach (operational risk), Operational conversion unit, Operational Requirement, Operational Group (Poland), Journal of the Operational Research Society, Operational risk management, Operational acceptance testing, Operational Service Medal, Operational excellence, Operational amplifier, The Operational Art of War Vol. 1: 1939–1955, Director, Operational Test and Evaluation, Operational Test and Evaluation Force, Operational artificial intelligence, Operational database, Operational historian, Australian Operational Service Medal, Operational Land Forces Command, Common operational picture, Operational Service Medal for Afghanistan, Operational manoeuvre group, No. 237 Operational Conversion Unit RAF, Operational data store, Operational Research Society, Operational due diligence, Geostationary Operational Environmental Satellite, Operational Land Imager, Operational bill, Operational Command South, Operationalization, Operational Mentoring and Liaison Team, No. 226 Operational Conversion Unit RAF, Common Operational Datasets, The Journal of Operational Risk, Independent Operational Group Narew, The Operational Art of War II: Modern Battles 1956–2000, 25th Operational Weather Squadron, Operational modal analysis, Operational plan, Operational Medical Orderly, No. 240 Operational Conversion Unit RAF, 9th Operational Weather Squadron, Operational technology, Local operational picture, 11th Operational Weather Squadron, Operational transconductance amplifier, 26th Operational Weather Squadron, 21st Operational Weather Squadron, Commander Fleet Operational Standards and Training, Operational Command North, Operational Service Medal for Sierra Leone, Operational loads monitoring, No. 2 (Coastal) Operational Training Unit RAF, 15th Operational Weather Squadron, Operational Silo Test Facility, Operational-level agreement, Operational stress injury, Naval Center for Combat and Operational Stress Control, No. 236 Operational Conversion Unit RAF, No. 228 Operational Conversion Unit RAF, Strike Attack Operational Evaluation Unit, New Zealand Operational Service Medal, 17th Operational Weather Squadron, Operational design domain, Bayesian operational modal analysis, Ground based operational surveillance system, Operational Service Medal for the Democratic Republic of Congo, Operational responsiveness, No. 2 Operational Conversion Unit RAAF, Operational efficiency, NATO Maritime Interdiction Operational Training Centre, Joint Operational Support Airlift Center, Current-feedback operational amplifier, Aerospace Operational Support Group RAAF, Operational transformation, Marine Operational Training Group 81, No. 231 Operational Conversion Unit RAF, No. 5 Operational Training Unit RAAF, Air Force Operational Test and Evaluation Center, Operational maintenance, Operational Group of Russian Forces, Operational Group Ermakov, Independent Operational Group Polesie, 403 Helicopter Operational Training Squadron, Aeronautical operational control, No. 232 Operational Conversion Unit RAF, No. 1 Operational Training Unit RAAF, List of Royal Air Force Operational Training Units, Operational objective, Institute of Operational Risk, 20th Operational Weather Squadron, List of aircraft carriers operational during World War II, Separate Operational Purpose Division, Operational Detachment Alpha 574, Operational image, No. 242 Operational Conversion Unit RAF, Operational reporting, High Altitude Venus Operational Concept, 50th Separate Operational Brigade, Clandestine HUMINT operational techniques, Jindalee Operational Radar Network, Operational Dress Uniform, Operational calculus, Kakhovka operational group, NOAA National Operational Model Archive and Distribution System, No. 230 Operational Conversion Unit RAF, Operational Response Group, Operational planning, European Rapid Operational Force, International Transactions in Operational Research, No. 55 Operational Training Unit RAF, Bundeswehr Operational Command, Military operation, Garda Operational Support, Operations research, Operational analytical processing, Operational due diligence (alternative investments), Operational Group Command, Croatian Operational Research Society, Second Operational Phase (1942), Operational Collaboration, Operational availability, Northwestern Operational Command, Operational Camouflage Pattern, Operational Command East, Operational Command West, Operational Service Medal Iraq and Syria, Operational Distinguishing Device, No. 1 (Coastal) Operational Training Unit RAF, Flying Boat Training Squadron RAF, 28th Operational Weather Squadron, No. 111 (Coastal) Operational Training Unit RAF, No. 53 Operational Training Unit RAF, Hellenic Operational Research Society, Operational Service Medal (Canada), Tavria operational-strategic group, International Operational Service Medal, Hungary-United States Operational Mentor and Liaison Team, No. 132 (Coastal) Operational Training Unit RAF, Overall Operational Command, European Journal of Operational Research, Association of European Operational Research Societies, Operational Land Forces Support Command