| Acronym | Meaning |
| DCA | Dressed-cluster Approximation (in Band-structure Calcns.) |
| MPD | Multiphoton Dissociation |
| IACIS | International Association Of Colloid And Interface Scientists |
| BDCT | Best Demonstrated Control Technology |
| SAWD | Solid Amine Water Desorbed |
| NCLI | National Chemical Laboratory For Industry (Japan) |
| ROMP | Restricted Open-shell Moeller-Plesse |
| FTNMR | Fourier-transform Nuclear Magnetic Resonance |
| TTO | Transient Tracers In The Ocean |
| NPP | Nuclear Power Plant |