Operational expense

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

Independent Operational Group Narew, Operational plan, The Journal of Operational Risk, 25th Operational Weather Squadron, The Operational Art of War II: Modern Battles 1956–2000, Operational modal analysis, 9th Operational Weather Squadron, Operational Medical Orderly, No. 240 Operational Conversion Unit RAF, Tavria operational-strategic group, Local operational picture, 11th Operational Weather Squadron, Operational transconductance amplifier, Operational technology, Commander Fleet Operational Standards and Training, 26th Operational Weather Squadron, 21st Operational Weather Squadron, Operational loads monitoring, Operational Service Medal for Sierra Leone, Operational Command North, 15th Operational Weather Squadron, Operational-level agreement, No. 2 (Coastal) Operational Training Unit RAF, Operational stress injury, Operational Silo Test Facility, No. 236 Operational Conversion Unit RAF, Dnipro operational-strategic group, No. 228 Operational Conversion Unit RAF, Naval Center for Combat and Operational Stress Control, New Zealand Operational Service Medal, Strike Attack Operational Evaluation Unit, Operational design domain, 17th Operational Weather Squadron, Bayesian operational modal analysis, Operational Service Medal for the Democratic Republic of Congo, Ground based operational surveillance system, No. 2 Operational Conversion Unit RAAF, No. 242 Operational Conversion Unit RAF, Operational responsiveness, Aerospace Operational Support Group RAAF, Operational efficiency, NATO Maritime Interdiction Operational Training Centre, Current-feedback operational amplifier, Joint Operational Support Airlift Center, No. 231 Operational Conversion Unit RAF, Operational transformation, No. 5 Operational Training Unit RAAF, Marine Operational Training Group 81, Operational Group Ermakov, 403 Helicopter Operational Training Squadron

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