The meaning of the Acronym PDRR is...

PDRR is

• Program Definition and Risk Reduction life cycle phase

More Meanings For PDRR:

• Program Definition and Risk Reduction life cycle phase
• Program Definition and Risk Reduction life cycle phase
• Program Definition and Risk Reduction life cycle phase
• Pee Dee River Railroad Corporation

PDRR is also in:

• Military
• NASA
• Railroads
• US Government