| Acronym | Meaning |
| FEEO | Fuel Efficient Engine Operation |
| TPDE | Temp.-programmed Decompn. |
| BFU-E | Burst-forming Unit-erythroid |
| APSG | Antisymmetrized Product Of Strongly Orthogonal Geminals (variant Of Multiconfiguration Self-consistent Field Method) |
| SHOA | Second-harmonic Optical Activity |
| VLP | Virus-like Particle |
| MURINES | Muon Ring Neutrino Experiments |
| OSW | Office Of Solid Waste (US EPA) |
| SNS | Sympathetic Nervous System |
| PCM | Phase Contrast Microscopy |