| Acronym | Meaning |
| BAP | Bioavailable Phosphorus |
| LCGO | Linear Combination Of Gaussian Orbitals |
| NGO | Nongovernment Organization(s) |
| ADH | Antidiuretic Hormone |
| LKKR | Layer Korringa-Kohn-Rostoker (in Interface Electronic Structures) |
| LID | Low Impact Developmentpar |
| BEI | Biological Exposure Indices |
| CAGE | Capillary Affinity Gel Electrophoresis |
| PIAS | Photon-counting Image Acquisition System |
| WCUB | Wang Chang-Uhlenbeck-de Boer (quantum-mech. Relation In Rotational Relaxation Calcn.) |