| Acronym | Meaning |
| SAE | Society Of Automotive Engineers |
| DOJ | U.S. Department Of Justice |
| EFRTS | External-floating-roof Tanks |
| SSIMS | Static Secondary Ion Mass Spectrometry |
| BOVB | Biorthogonal Valence Bond |
| P-T-T-D | Pressure-temperature-time-deformation Path (for Metamorphic Rocks) |
| LCFFUA | Linear Combination Of Floating Functions Of United Atom |
| ADA | American Diabetes Association |
| TCR | T Cell Receptor |
| UCM | Unresolved Complex Mixt. |