| Acronym | Meaning |
| IDDB | Investigational Drugs Database |
| FBCB | Fixed Bed Circulating Bioreactor (for Wastewater Treatment) |
| MACHO | Massive Compact Halo Object |
| SAR | Sodium Absorption Ratio |
| GLWQA | Great Lakes Water Quality Agreement |
| EPSC | Excitatory Postsynaptic Current |
| BCSLN | Bardeen-Cooper-Schrieffer-Lipkin-Nogami (model In Calcns. On Molecules With Quantum Field Theory) |
| IIA | Information Industry Association |
| VLF | Very Low Frequency (radiowaves) |
| EMP | Electron Micro-probe |