| Acronym | Meaning |
| CP | Coupled Pair (many-electron Theory) |
| GDIM | Generalized Diatomics-in-molecules (theory) |
| ROP | Ring-opening Polymerization |
| GSMT | Giant Segmented Mirror Telescope |
| LIMB | Limestone Injection/multistage Burner |
| MAK | Maximale Arbeitplatz Konzentration; Maximum Allowed Concentration At Workplace |
| ESS | Environmental Sampling For Safeguards |
| CPR | Cytochrome P 450 Reductase |
| GRK | G Protein Coupled Receptor Kinase |
| DZ | Dunning-Huzinaga (basis Sets) |