Acronyms and Abbreviations
O
O-CDMA Optical Code Division Multiple Access
OA Optical Augmentation; Operations Analysis; Open Architecture
OADR Originating Agency's Determination Required
OAMCM Organic Airborne Mine Counter Measures ( system )
OAR Open Air Range
OAS Offensive Avionics Suite
OASE Offensive Aircraft Survivability Equipment
OASIS Operational Analysis for Systems Simulation; Organic Airborne and Surface Influence Sweep; OTH Airborne Sensor Information System; Organically Assured and Survivable Information System
OASYS Obstacle Avoidance System
OAV Organic Air Vehicle ( e.g., unmanned air vehicle )
OB OUTBOARD
OBCM Off-Board Countermeasures
OBDF OUTBOARD high frequency Direction Finder
OBESA On-Board Enhanced Situational Awareness ( system )
OBEWS On-Board Electronic Warfare Simulator
OBIA Offshore Biologically Important Areas ( e.g., where SURTASS is not to be employed )
OBJ On-Board Jammer; Objective
OBO Oil/Bulk/Ore ( ship )
OBOGS On-Board Oxygen-Generating System ( for aircraft )
OBP On Board Processor
OBS On-Board System; Observation
OBT On-Board Training; On-Board Trainer
OBTS On-Board Training System
OC Oleoresin Capsicum ( a form of tear gas ); Observer Controller
OCA Offensive Counter-Air ( e.g., functional position on AWACS aircraft )
OCADS Overhead Chemical Agent Dispersal System
OCCAM Programming Language ( U.K. )
OCCM Optical Counter-CounterMeasures
OCD Operational Concept Document; Operational Concept Demonstration
OCDCI Observer Controller Data Communication Interface
OCM Off-board Countermeasures; Optical CounterMeasures
O-CDMA Optical Code Division Multiple Access
OCMS Optical Countermeasure System
OCONUS Outside the Continental United States
OCR Optical Cross Section; Optical Character Reader
OCS Officer Candidate School; Offensive Counterspace ( operations ); Operator Control System
OCSP Online Certificate Status Protocol ( DoD )
OCSW Objective Crew-Served Weapon ( advanced machine gun )
OCU Operational Control Unit; Operator Control Unit
OCV Orbital Combat Vehicle
OCXO Oven-Controlled Crystal Oscillator
ODBC Open DataBase Connectivity
ODDS Off-board Deception Device
ODFL Overmatching Direct Fire Lethality
ODMRP On-Demand Multicast Routing Protocol ( e.g., network routing protocol )
OEF Operation Enduring Freedom ( Afghanistan, ca Oct 2001 )
OEIC Opto-Electronic Integrated Circuit
OEIR Outils d'Exploitation des Images Radar ( France )
OEW Offensive Electronic Warfare
OEWTPS Organizational-level Electronic Warfare Test Program Set
OFDM Orthogonal Frequency-Diversity Multiplexing; Orthogonal Frequency Division Multiplexing
OFM Own Force Monitoring; Orthogonal Frequency Modulation
OFP Operational Flight Program
OFT Operational Flight Trainer; Office of Force Transformation ( OSD )
OFW Objective Force Warrior ( i.e., individual combat system worn by a warfighter in a small combat team ); Oblique Flying Wing
OGA Other Government Agencies; One Generation Ahead ( e.g., software )
OGB Optimized Gun Barrel ( for CIWS )
OGE Out of Ground Effect ( helicopter hover term ). See IGE
OHE Ordnance Handling Equipment
OHR Over the Horizon Radar ( also OTH-R )
OICETS Optical Interorbit Communications Engineering Test Satellite
OICW Objective Individual Combat Weapon
OID Object IDentifier ( computer programming )
OIF Operation Iraqi Freedom ( ca 2003 )
OIP Optical Information Processing
OIS Optical Imaging System; Orbit Improvement System ( e.g., TACAMO ); Objective Instrumentation System
OIW Offensive Information Warfare
OJT On-the-Job Training
OLAP Online Analytical Processing
OLED Organic Light-Emitting Diode
OLEDB Object Linking and Embedding DataBase
OLF Outlying Field ( e.g., an airfield used for aircraft carrier landing practice )
OLS Operational Linescan System; Optical Landing System ( Navy )
OLSR Optimized Link State Routing ( e.g., network routing protocol )
OLTP On-Line Transaction Processing
OM Operations Management
OMEGA Optimized Method for Estimating Guidance Accuracy ( VLF Navigation System )
OMFTS Operational Maneuver From The Sea ( USMC )
OM&S Operate, Maintain and ( logistically ) Support
OMV Orbital Maneuvering Vehicle
ONA Operational Network Assessment; Operational Net Assessment
ONE-NET OCONUS Navy Enterprise Network
ONFT Operations/Navigation Flight Trainer
ONMN On-Board Microwave Modem
ONNS Optical Network Navigation System
ONR Office of Naval Research
ONSTA On Station
OOB Order of Battle; Out Of Band
OOD Object-Oriented Design; Officer-of-the-Deck
OODA Observe, Orient, Decide, Act ( C2 decision-making process ); Observation, Orientation, Decision, Action
OOK ON/OFF Keying; Out-of-Kilter ( algorithm )
OOSEM Object Oriented Systems Engineering Method
OOTW Operations Other Than War
OP Observation Point; Operation
OP-V Operations Vehicle
OPAL Orbiting PICOSATELLITEICOSATELLITE Orbital Launcher
OPC Offshore Patrol Cutter ( USCG )
OPCOM OPerator-Control and Measurement ( system )
OPCON OPerational CONtrol
OPDEC OPerational DEception and Cover
OPDS Off-shore Petroleum Discharge System ( e.g., ship )
OPERA outil de préparation et de restitution de mission avancé ( advanced tool for mission planning and post-mission analysis )
OPFOR Opposing Force
OPNAV Office of the Chief of Naval Operations
OPO Optical Parametric Oscillator
OPORD OPeration ORDer
OPSEC Operational Security
OPSNET Operations Network ( legacy-to-new system interoperability application )
OPSUM OPerations SUMmary
OPTEMPO Operational Tempo
OPTEVFOR Operational Test and Evaluation Force
OPTI "On Top" Position Indicator ( ASW )
OPTICAM Optics Automation and Management
OPTINT Optical Intelligence
OPV Offshore Patrol Vessel
OP-V Operations Vehicle
OPW Objective Personnel Weapon
OR Operational Requirement ; Operations Research; Operational-Ready ( system readiness rate )
ORACLE Optimized Reliability and Component Life Estimator; a relational database management system software package
ORASIS Optical Real-time Adaptive Spectral Identification System
ORBAT Order of Battle
ORBIT Open-access Research Testbed ( for Next-Generation Wireless Networks )
ORCLE Optical and RF Combined Link Experiment ( DARPA circa 2003 ); Optical RF Combined Link Experiment
ORCON ORiginator CONtrolled ( related to message security )
ORD Operational Requirement Document; Ordnance
ORP Objective Rally Point
ORS Operationally Responsive Space ( Joint initiative circa 2004 )
ORSMC Off-Route Smart Mine Clearance System
ORSS Ocean, Radar and Sensor System
ORTA Office of Research and Technology Applications ( USAF )
OS Operating System; "Oh, Shit" ( warning lamp ) [ refers to an aircraft cockpit red warning lamp which activated when a SAM came off the rails ]; Outlaw Shark
OSADS Optical Signature, Acquisition, and Detection System ( USAF )
OSAP Ocean Surveillance Air Patrol
OSC Oscillator ( electronics ); Optical Sensor Converter
OSCA Operational Systems Communication Architecture
OSCAR Ocean Sediment Carbon Aerobic Reactor; Open System Core Avionics Requirement ( e.g., for integration of advanced weaponry on Harrier II )
OSCOR Omni Spectral Correlator
OSD Object-based Storage Device
OSD Office of the Secretary of Defense
OSF Optronique Secteur Frontal system ( France ); Operational Support Facility
OSI Open Systems Interconnection; International Organization for Standardization; Open Source Initiative
OSINT Open Source Intelligence, Open Source Information
OSIS Ocean Surveillance Information System
OSL Offensive Sensors Laboratory ( NATC )
OSO Offensive Systems Officer (e.g., bomber aircraft station)
OSP Ocean Surveillance Product; Orbital/Suborbital Program
OSS Operational Support System; Open Source Software; Operational Support Squadron
OSW Objective Sniper Weapon
ot other
OT Operational Test
OTC Officer in Tactical Command
OTCIXS OTC Information Exchange System
OTDR Optical Time Domain Reflectometer
OTH Over the Horizon
OTH-B Over-the-Horizon Backscatter (radar)
OTH DC&T Over-the-Horizon Detection, Classification & Targeting
OTH-F Over-the-Horizon Forward scatter
OTH-R Over-the-Horizon Radar (also OTHR)
OTH-RHIB Over-the-Horizon Rigid-Hull Inflatable Boat (USCG)
OTH-SW Over-the-Horizon - Surface-Wave (radar)
OTH-T Over-the-Horizon Targeting
OTL Output TransformerLess
OTM On-The-Move ( antenna technology )
OTM-COC On-The-Move Combat Operations Center ( USMC )
OTRR Operational Test Readiness Review
OTT Operator Tactics Trainer (Patriot system trainer)
OTV Orbital Transfer Vehicle; Outer Tactical Vest ( e.g., a form of body armor )
OUTBOARD Organizational Unit Tactical Baseline Operational Area Radio Detection
OV Operational View ( e.g, architectural framework products, which includes All Views [AV], Operational Views [OV], System Views [SV], Technical Views [TV] )
OWL One-Watt Linear ( cryogenic cooler ); Ontology Web Language ( Note: other Web languages include HTML AND XML )
OXCO Oven-controlled Crystal Oscillator
March 22, 2008 09:56 AM -0500