Operational research

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

The Operational Art of War II: Modern Battles 1956–2000, Operational modal analysis, The Journal of Operational Risk, Independent Operational Group Narew, 25th Operational Weather Squadron, Operational plan, Operational Medical Orderly, No. 55 Operational Training Unit RAF, 9th Operational Weather Squadron, No. 240 Operational Conversion Unit RAF, Operational technology, Tavria operational-strategic group, Local operational picture, Operational transconductance amplifier, 11th Operational Weather Squadron, Commander Fleet Operational Standards and Training, 26th Operational Weather Squadron, Operational Command North, 15th Operational Weather Squadron, 21st Operational Weather Squadron, Operational Service Medal for Sierra Leone, Operational loads monitoring, Operational Silo Test Facility, Operational-level agreement, Dnipro operational-strategic group, No. 2 (Coastal) Operational Training Unit RAF, Operational stress injury, Naval Center for Combat and Operational Stress Control, Operational design domain, No. 236 Operational Conversion Unit RAF, 17th Operational Weather Squadron, No. 228 Operational Conversion Unit RAF, New Zealand Operational Service Medal, Strike Attack Operational Evaluation Unit, Bayesian operational modal analysis, Ground based operational surveillance system, Operational Service Medal for the Democratic Republic of Congo, Operational responsiveness, No. 242 Operational Conversion Unit RAF, No. 2 Operational Conversion Unit RAAF, NATO Maritime Interdiction Operational Training Centre, Aerospace Operational Support Group RAAF, Operational efficiency, Current-feedback operational amplifier, Joint Operational Support Airlift Center, Marine Operational Training Group 81, No. 231 Operational Conversion Unit RAF, Operational transformation, Air Force Operational Test and Evaluation Center, No. 5 Operational Training Unit RAAF

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