| Acronym | Meaning |
| MECA | Multiple Excitation Collisional Activation |
| CERDA | Coincident Elastic Recoil Detection Analysis |
| SHC | Symmetrized Hyperspherical Coordinates (in Quantum Calcns. On Reactive Scattering) |
| ARDS | Adult Respiratory Distress Syndrome |
| XDBP | Halogenated Disinfection By-product |
| AMV | Alfalfa Mosaic Virus |
| IRS | Insulin Receptor Substrate |
| IOHA | International Occupational Hygiene Association |
| NSF | Near-surface Fractionated (mantle) |
| DQC | Double Quantum Coherence |