| Acronym | Meaning |
| LCOAO | Linear Combination Of Orthogonal Atomic Orbitals |
| LCAT | Lecithin-cholesterol Acyltransferase |
| ENR | Endogenous Nitrate Respiration |
| CSA | Coupled Static Approxn. (in Scattering Calcns.) |
| QCP | Quantized Classical Path (method For Calcg. Quantum-mech. Rate Consts.) |
| FGFR | Fibroblast Growth Factor Receptor |
| ERPF | Effective Renal Plasma Flow |
| CADD | Computer Aided Drafting And Design |
| SCR | Solar Cosmic Rays (related To Spacecraft And Space Travel) |
| SFA | Surface Force Apparatus |