| Acronym | Meaning |
| WAXD | Wide-angle X-ray Diffraction |
| IOA | International Ozone Association |
| XPM | Cross-phase Modulation |
| SPF | Superplastic Forming |
| SO-LAPW | Spin-orbit (coupling) Linearized Augmented Plane Wave |
| BWCCSD | Brillouin-Wigner Coupled-cluster (with) Single (and) Double (excitations) |
| WDA | Weighted-density Approxn. (within D. Functional Formalism) |
| GRIMM | Global/Regional Interhemispheric Mercury Model |
| SWAN | Solar Wind Anisotropies |
| ASPG | Antisymmetrized Product Of Separated Geminals Approxn. |