(redirected from Prepositioned War Reserve Interrogation and Readiness Reporting)
PIRRProject Internal Rate of Return
PIRRParticipating Individual Ready Reserve (Air Force Reserve)
PIRRPi times Radius Squared
PIRRPayload Increment Readiness Review (space vehicles)
PIRRPreliminary Investigation Request Response (Raytheon)
PIRRPrepositioned War Reserve Interrogation and Readiness Reporting
PIRRParticipating Individual Ready Reservist (US DoD)
PIRRPeripheral Inflammatory Root Resorption (dentistry)
PIRRPolski Instytut Rozwoju Rynku (Warsaw, Poland)
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