English abbreviations from reg to remf
- REG (Reggio Calabria Airport)
- Reg. (Regionis ("Of the Region"))
- regex (Regular Expression)
- regexp (Regular Expression)
- REGO (Reinventing Government)
- REGS (Research Experiences for Graduate Students)
- REGT (Regiment)
- REHAB (Re-Habilitate)
- REHIS (Royal Environmental Health Institute of Scotland)
- REI (Reading Every Index)
- REIL (Runway end identifier lights)
- REJ (Reject)
- REJASE (RE-using Junk As Something Else)
- REJN (Re-Join)
- REJO (Revised Engineering Job Order)
- REK (Reykjavík Metropolitan Area)
- REL (Relative)
- rel. (religion)
- RELC (Regional English Language Center)
- RELCAN (Releasable to Canada)
- Relione. (Religione ("Religion", or, "Religious Order" abl. case))
- RELMS (Rapidly Erectable Light Mobilization Structures)
- REM (Relative Electrophoresis Mobility)
- REMBASS (Remotely Monitored Battlefield Sensor System)
- REMC (Regional Educational Media Center)
- REME (Royal Electrical and Mechanical Engineers)
- REMF (Rear Echelon Mother Figure)