| Acronym | Meaning |
| COBE | Cosmic Background Explorer Satellite (NASA) |
| OSTL | Optically Stimulated Thermoluminescence |
| URT | Upper Respiratory Tract |
| LPMA | Laser-probe Microanalysis |
| HTP | Helical Twisting Power |
| CBR | Cosmic Background Radiation |
| CARL | Colorado Association Of Research Libraries |
| FLCAO | Factorized LCAO |
| NSTA | National Science Teachers Association |
| SCCWRP | Southern California Coastal Water Research Project |