| Acronym | Meaning |
| ODF | Orientation Distribution Function |
| ORI | Octane Requirement Increase |
| AUDM | Advanced Unified Defect Model |
| MRBW | Multireference Brillouin-Wigner |
| SLD | Superluminescent Diode |
| VHDL | Very High Speed Integrated Circuits (VHSIC) Hardware Description Language |
| OTAG | Ozone Transport Assessment Group |
| PFWM | Parametric Four-wave Mixing |
| ARISS | Angle Resolved Ion Scattering Spectroscopy |
| SMILI | Superconducting Magnet Instrument For Light Isotopes |