| Acronym | Meaning |
| PACAP | Pituitary Adenylate Cyclase-activating Polypeptide |
| FNO | Frozen Natural Orbital |
| AFB | Anaerobic Fluidized Bed |
| SCP | Sterol Carrier Protein |
| RB | Renormalized Band (method In Electronic-structure Calcns.) |
| MSP | Merozoite Surface Protein |
| SPIRIT | Single Photon Ionization Resonance Ionization To Threshold |
| TCA | Traveling-cluster Approximation (a Generalization Of CPA For Electronic-structure Of Alloys) |
| SHRIMP | Sensitive High Mass Resolution Ion Microprobe |
| REPA | Resource And Environmental Profile Analysis |