English abbreviations from rok to rop
- RoK (Republic of Korea)
- RoKIT (Republic of Korea Indigenous Tank)
- RoKMC (Republic of Korea Marine Corps)
- ROL (Romanian leu (ISO 4217 currency code))
- ROLAP (Relational On Line Analytical Processing)
- ROLE (Read Once And Learn Everything)
- ROLF (Rainbow Of Life Forces)
- ROLO (Rolled Out Little Otter.)
- ROM (All Airports)
- Rom. (Romanus, Romana ("Roman"))
- Roma. (Romana ("Roman"))
- ROMB (Read-Out Motherboard)
- ROM-DOS (Read Only Memory - Disk Operating System)
- ROME (Relational Object Management Environment)
- ROMI (Register Of Merit Instinct)
- ron (Romanian language (ISO 639-2 code))
- RONA (Return on net assets)
- ROO (Research On Optics)
- ROOF (Russian Orphan Opportunity Fund)
- ROOM (Rip Once Output Many)
- ROP (Render Output Pipeline)