The meaning of the Acronym OPR is...

OPR is

• Office of Primary Responsibility
• Oxygen Pressure Regulator
• Orbiter/Payload Recorder
• Operator
• Operations Planning Review

More Meanings For OPR:

• Old Parorical Records
• Oral Phonogram Review
• Office Procedures Reinforcement
• Overly Priced Rooms
• Office of Professional Responsibility
• Operator
• Organization of Primary Responsibility
• Office of Primary Responsibility
• Officer Performance Report
• Office of Primary Responsibility
• Oxygen Pressure Regulator
• Orbiter/Payload Recorder
• Operator
• Operations Planning Review
• Office of Primary Responsibility

OPR is also in:

• FBI Files
• General
• Hospitals
• Military
• NASA
• Unfiled
• US Government