| Acronym | Meaning |
| ALACE | Autonomous Lagrangian Circulation Explorer (float) |
| TCR | T Cell Receptor |
| FEMP | Federal Energy Management Program |
| SCRP | Specific Chelation |
| UPA | Unitary-pole Approximation |
| DSCEMS | Depth Selective Conversion Electron Moessbauer Spectroscopy |
| MLSS | Mixed Liquor Suspended Solids |
| TPSR | Temp.-programmed Surface Reaction |
| ARSCFC | Approximate Relativistic SCF (with) Corrections |
| UCS | Unconfined Compressive Strength |