| Acronym | Meaning |
| IIXS | Ion Induced X-ray Spectroscopy |
| CPAP | Continuous Positive Airway Pressure |
| CDIR | Carbon Dioxide Information Repository |
| MEBS | Medium Energy Backscattering Spectrometry |
| CCS | Corrected Coupled-states (method For Mol.-scattering Calcns.) |
| SSR | Simple Sequence Repeat |
| NELAC | National Environmental Laboratory Accreditation Conference |
| SFRP | Stable Free Radical Polymerization |
| PAI | Pesticide Active Ingredient |
| MCE | Magnetocaloric Effect |