| Acronym | Meaning |
| ARIES | Advanced Reactor Innovation And Evaluation Studies |
| DNDI | Drugs For Neglected Diseases Initiative |
| MEED | Medium-energy Electron Diffraction |
| ICF | Inertial Confinement Fusion |
| IGCC | Integrated Gasification Combined Cycles (electric Power Generation Technology) |
| LECD | Lifetime Equivalent Constant Dose |
| AWJ | Abrasive Waterjet |
| LCAO | Linear Combination Of Atomic Orbitals |
| H-FABP | Heart Fatty Acid-binding Protein |
| IAH | International Association Hydrogeologists |