| Acronym | Meaning |
| GHD | Growth Hormone Deficiency |
| PICP | Carboxyterminal Propeptide Of Type I Procollagen |
| APTI | Air Pollution Training Institute |
| OVMO | Occupied Valence-type Mol. Orbital |
| STMCTDHF | Spin-tensor Multiconfigurational Time-dependent Hartree-Fock |
| GWP | Gaussian Wave Packet |
| EBS | Engineered Barrier System (for Hazardous Waste Disposal) |
| ICM | Intracluster Medium |
| ECT | Ergodic Collision Theory |
| SAFT | Statistical Assocg. Fluid Theory |