| Acronym | Meaning |
| OBK | Oppenheimer-Brinkman-Kramers (approxn. In Atom-ion Electron-exchange Calcns.) |
| PT | Perturbation Theory |
| CQED | Cavity Quantum Electrodynamics |
| EMUS | Electromagnetic Ultrasonic Testing |
| HTOS | High Throughput Organic Synthesis |
| PBP | Pheromone-binding Protein |
| IDT | Interdigital Transducer |
| ARDRA | Amplified RDNA Restriction Analysis |
| RSRM | Reusable Solid Rocket Motor |
| PFRAM | Polymeric Ferroelectric Random Access Memory |