| Acronym | Meaning |
| IMPPT | Intermolecular Moeller-Plesset Perturbation Theory |
| RTMS | Repetitive Transcranial Magnetic Stimulation |
| LCIF | Linear Combination Of Interacting Forces |
| RCF | Rolling Contact Fatigue |
| CEQ | Council On Environmental Quality |
| LDL | Low Density Lipoprotein |
| NEMCA | Non-faradaic Electrochemical Modification Of Catalytic Activity |
| FGH | Fourier-grid Hamiltonian |
| CBI | Confidential Business Information |
| ECBM | Extended Classical Over-barrier Model (in Calcns. On Inelastic Ion-atom Colisions) |