| Acronym | Meaning |
| UHT | Ultra High Temperature |
| CTIOSA | Charge-transfer Infinite Order Sudden Approxn. |
| CGA | Compressed Gas Association |
| TMMC | Tetramethylammonium Manganese Trichloride |
| DIOS | Direct Iron Ore Smelting |
| VLE | Vapor-liquid Equilibrium |
| AEHA | Army Environmental Hygiene Agency |
| MVMA | Motor Vehicle Manufactures Association |
| CEBAF | Continuous Electron Beam Accelerator Facility |
| FUGH | FREEON Unitary Group Formulation (of Hartree-Fock Theory) |