| Acronym | Meaning |
| RDC | Rotating Disk Contactor |
| CRTA | Controlled Rate Thermal Analysis |
| GRE | Glucocorticoid-responsive Element |
| UTL | Upper Tolerance Limit |
| AIAA | American Institute Of Aeronautics And Astronautics |
| VMS | Vehicle Management System |
| DDQRPA | Double Direct Quadratic Random Phase Approximation |
| FLCD | Ferroelectric Liquid Crystal Display |
| ARSCF | Approximate Relativistic SCF |
| PT2F | Second-order Perturbation Theory (with) Fock (matrix) |