| Acronym | Meaning |
| MNDOD | Modified Neglect Of Diatomic Overlap With D At. Orbitals |
| BIOMOVS | Biosphere Model Validation Study |
| LACE | Laser-assisted Chemical Etching |
| EMCI | Envirofacts Master Chemical Integrator |
| CEPM | Coupled Electron Pair Method |
| CIDR | Controlled-internal Drug Release |
| SERI | Solar Energy Research Institute |
| EGFP | Enhanced Green Fluorescent Protein |
| MCLR | Multiconfigurational Linear Response (an MC-SCF Method) |
| SCM | Shell-correction Method (in Calcns. For Metal Clusters) |