| Acronym | Meaning |
| DAPS | Disappearance Potential Spectroscopy |
| OCIS | Optics Classification And Indexing Scheme |
| HS-MR-CCSD | Hilbert Space-multireference-coupled Cluster (with) Single (and) Double (excitations) |
| PLC | Programmable Logic Controller |
| RPS | Reemitted Positron Spectroscopy |
| PSHF | Pseudospectral Hartree-Fock |
| XSW | X-ray Standing Wave |
| FGSE | Field-gradient Spin-echo |
| LFHO | Linearly Forced Harmonic Oscillator |
| FRM | Fiber-reinforced Metals |