| Acronym | Meaning |
| IGOSS | Integrated Global Ocean Services System |
| ISIS | Image-selected In Vivo Spectroscopy |
| IES | Internal Eliminated Sequence |
| CP | Chemically Pure |
| FOND | Fiber-optic Neutron Detector |
| CSPI | Coherent State Path Integration |
| LPE | Liquid-phase Epitaxy |
| RMBPT | Relativistic Many-body Perturbation Theory |
| WINS | Well Impactor Ninety-Six |
| FGHAZ | Fine Grain Heat-affected Zone |