Alphabetical Listing of US Military Acronyms
- OPS — Operational
- OPS/CHK — Operational Checkout
- OPTAR — Operating Target (expense)
- OPTN — Option
- OR — Operational Requirement
- ORACLE — Ordnance Rapid Area Clearance
- ORT — Operational Readiness Test
- ORT — Operationally Ready Time
- OS — Operating System
- OSD — Office of The Secretary of Defense
- OSF — Open Software Foundation
- OSI — Open Systems Interconnection (iso Standard)
- OSIP — Operational Safety & Improvement Program
- OSMN — Operations And Maintenance-navy (funds)
- OSQAM — Operating Standards & Quality Assurance Manual
- OSR — On Site Representative
- OT — Operational Test
- OT&E — Operator Training & Evaluation
- OTCIXS — Officer Tactical Command Information Exchange System
- OTE — Operational Test And Evaluation
- OTE — Operator Training Equipment
- OTH-T — Over-the-horizon Targeting
- OTIXS — Officer In Tactical Command Ixs
- OTPI — On Top Position Indicator
- OTPS — Operational Test Program Set
- OTT — Ocean Tactical Targeting
- OVHD — Overhead
- OVTQ — Overtorque
- OW — Obstacle Warning
- OW — Operating Wing
- OW — Outer Wing
- OWDM — Original Water Depth Mine
- P-P — Peak-to-peak
- P/N — Part Number
- P1175 — A Std Ref Model For Computing System Tool Interconnection
- P2 — Compressor Inlet Pressure
- P3 — Compressor Discharge Total Pressure
- P4 — Burner Discharge Total Pressure
- P5 — Turbine Cooling Flow Accountability Total Pressure
- PA — Pressure Altitude
- PA — Public Address
- PAC — Pacific
- PAC — Post Award Conference
- PAC — Power Assurance Check
- PACL — Power Assurance Check Left
- PACR — Power Assurance Check Right
- PAL — Process Asset Library
- PALT — Pressure Altitude
- PAO — Public Affairs Office(r)
- PAPS — Propulsion Associated Parameter Set
- PAR — Parts Approved Request
- PARM — Participating Manager
- PAT — Preliminary Acceptance Trials
- PAT — Process Action Team
- PATT — Pattern
- PAX — Passengers
- PAX — Patuxent River
- PB — Patrol Boat (coastal Patrol Combatants)
- PBIT — Periodic Built-in Test
- PBR — River Patrol Boat (river/roadstead Craft)
- PCA — Physical Configuration Audit
- PCB — Printed Circuit Board
- PCC — Procurement Contracting Office
- PCCL — Pre-contract Cost Letter
- PCCN — Provisioning Contract Control Number
- PCD — Program Change Decision
- PCF — Patrol Craft (fast) (coastal Patrol Combatants)
- PCI — Product Configuration Identification
- PCIS — Portable Common Interface Set
- PCL — Post Conference List
- PCM — Power Converter Module
- PCM — Pulse Code Modulation
- PCN — Program Change Notice
- PCO — Procurement Contracting Officer
- PCOTES — Prototype Carrier Operational Test And Evaluation System
- PCR — Program Change Request
- PCSB — Pulse Coded Scanning Beam
- PCTE — Portable Common Tools Environment
- PCTL — Percentile
- PD — Preliminary Design
- PD — Program Director
- PD — Project Director
- PD — Position Description
- PDA — Principal Development Activity
- PDAG — Process Definition Advisory Group
- PDD — Program Design Description
- PDD — Program Description Document Udi-e-21251a/mod
- PDE — Projected Operational Environment
- PDES — Product Data Evolvement System
- PDES — Product Data Exchange Specification
- PDL — Preliminary Design Language
- PDL — Program Design Language
- PDM — Program Objectives Memorandum
- PDMLR — Post Deployment Maintenance Logistic Review
- PDP — Power Distribution System
- PDP — Program Definition Phase
- PDR — Preliminary Design Review
- PDREP — Product Deficiency Reporting And Evaluation Program
- PDS — Power Demand Signal
- PDS — Program Design Spec Udi-e-21268b/mod