| Acronym | Meaning |
| TDCR | Triple To Double Coincidence Ratio |
| HIT | Hazard Information Transmission |
| FAS | Fatty Alcohol Sulfates (surfactants) |
| HCL | Hollow Cathode Lamp |
| BPFT | Bohm-Pines-Fock-Tani (Hamiltonian In Calcns. On Plasmons) |
| FOMBT | First-order Many-body Theory |
| LIFT | Laser Induced Forward Transfer |
| APF | Acidulated Phosphate Fluoride |
| QWIP | Quantum Well IR Photodetector |
| NAIMA | North American Insulation Manufacturers Association |