| Acronym | Meaning |
| NLDA | Nonlocal Density Approxn. |
| RPD | Relative Percent Difference |
| FABP | Fatty Acid-binding Protein |
| NVFRAM | Nonvolatile Ferroelectric Random Access Memory |
| MPY | Miles Per Year |
| LSA | Local Space Approximation |
| TPOT | Two-parameter Omega Technique |
| ROSS2 | River Oil Spill Simulation 2 Layer Model |
| ROSAT | Roentgen Satellite |
| WWSCOT | Whisker Wall Support Coated Open Tubular Column |