| Acronym | Meaning |
| BWCC | Brillouin-Wigner Coupled-cluster (theory) |
| STEP | Solar Terrestrial Energy Program |
| SLAPS | Superconducting Large Area Phonon Sensors |
| DWPO | Distorted Wave Polarized Orbital |
| AE | Acoustic Emission |
| MTOC | Microtubule-organizing Center |
| CENP | Centromere-associated Protein |
| OP-AMP | Operational Amplifier |
| RLV | Reusable Launch Vehicles (aeronautics) |
| MDC | Minimum Detectable Concentration |