English abbreviations from rri to rrqo
- RRI (Reading Room Index)
- RRII (Refugee Relief International, Inc.)
- RRIN (Rubber Research Institute of Nigeria)
- RRI WVU (Regional Research Institute, West Virginia University)
- RRK (Rourkela Airport)
- RRL (Merrill Municipal Airport)
- RRM (Reports, Reviews, and Meetings)
- RRMC (Royal Roads Military College (British Columbia) (1940?1995) now Royal Roads University)
- RRMT (resistive respiratory muscle training)
- RRN (Recurrence Rate Number)
- RRO (Regional reliability organization (US))
- RROCK (Routine Rock Properties Report)
- RROD (Red River Ordnance Depot)
- RRP (Recurrent Respiratory Papillomatosis)
- RRPG RATE (Recruitment, retention progression & graduation. An academic term that refers to student attrition rate.)
- RRPI (Rosa and Raymond Parks Institute)
- RRPISD (Rosa and Raymond Parks Institute for Self Development)
- RRPP (Rapid Response Planning Process)
- RRPR (Reduced Range Practice Rocket)
- RRQ (Really Really Quit)
- RRQO (Readout Request Output)