| Acronym | Meaning |
| COBE | Cosmic Background Explorer Satellite (NASA) |
| RCM | Ring-closing Metathesis |
| TRNOE | Transferred Nuclear Overhauser Effect |
| FGEF | Federal Geographic Encoding Format |
| ULPA | Ultra Low Penetration Air |
| SPOS | Solid Phase Organic Synthesis |
| MOSC | Metal-oxide-semiconductor Capacitor |
| SMES | Superconductive Magnetic Energy Storage |
| VC | Vapor Compression |
| NOS | Not Otherwise Specified |