OPRI

AcronymDefinition
OPRIOffice de Protection contre les Rayonnements Ionisants (French: Office for Protection against Ionizing Radiation)
OPRIOil Palm Research Institute (est. 1964; Ghana)
OPRIOuter Membrane Protein I
OPRIOptical Polymer Research, Inc. (Medina, OH)
OPRIOffice of Public Road Inquiries (US DOT)
OPRIOffice de Protection contre les Radiations Ionisantes
OPRIOregon PERS (Public Employees Retirement System) Retirees, Inc. (est. 1991; Oregon)