| Acronym | Meaning |
| SMBC | Soil Microbial Biomass Carbon |
| SCM | Self-consistent Multipolar (method In Metal Cluster Calcns.) |
| IMG | Interferometric Monitor For Greenhouse Gases |
| TDVP | Time-dependent Variational Principle (in Scattering Calcns.) |
| SUCCESS | Subsonic Aircraft: Contrail And Cloud Effects Special Study |
| FORS | Fully Optimized Reaction Space |
| LREE | Light Rare Earth Element(s) |
| GFRP | Glass Fiber Reinforced Plastics |
| VPSA | Vainshtein-Presnyakov-Sobelman Approxn. (for Excitation In Atom-ion Collisions) |
| AJM | Abrasive Jet Machining |