| Acronym | Meaning |
| RYDMR | Reaction Yield Detected Magnetic Resonance |
| ETI | Environmental Testing Industry |
| CEMOS | Complementary Enhanced Metal-oxide Semiconductor |
| MCPA | Molecular Coherent-potential Approximation |
| PTD | Protein Transduction Domain |
| MPCA | Multiway Principal Component Analysis |
| LDEF | Long Duration Exposure Facility (for Spacecraft Material Testing) |
| PF | Pulverized Fuel |
| OFPT | Operator Form (of) Perturbation Theory |
| STA | Single-transition Approximation |