| Acronym | Meaning |
| BCC | Body Centered Cubic |
| ROBK2 | Relativistic Second-order Oppenheimer-Brinkman-Kramers (in Ion-scattering Calcns.) |
| SEELFS | Surface Extended-energy-loss Fine-structure |
| SPADE | Stratospheric Photochemistry |
| PCS | Photon Correlation Spectroscopy |
| RFQ | Radio-frequency Quadrupole |
| AQCC | Averaged Quadratic Coupled-cluster |
| LDF | Local Density Functional |
| GLIMMER | Gene Locator And Interpolated Markov Modeler |
| JCPDS | Joint Committee On Powder Diffraction Standards |