English abbreviations from raps to rasc
- RAPS (Remote Area Power Supply)
- RAPT (Retractable Amphibious Pontoon Technology)
- RAPTOR (Rapid Telescopes for Optical Response project)
- RAR (Rarotonga International Airport)
- RARA (Reno Air Racing Association)
- RARDE (Royal Armament Research and Development Establishment (UK))
- RARE (Rapid Acquisition with Relaxation Enhancement (MRI technique))
- RARP (Reverse Address Resolution Protocol)
- RARS (Reusable ADA Repository System)
- RAS (Regional Affairs Strategist)
- RASC ((organization) Royal Astronomical Society of Canada)