| Acronym | Meaning |
| ABE | Army Background Experiment |
| RMS | Root-mean-square |
| MRIS | Media Relations & Information Services |
| FWQC | Federal Water Quality Criteria |
| DEBITS | Deposition Of Biogeochemical Important Trace Species |
| PVC | Permanent Virtual Circuit |
| FLP | Relocating Floating Point Interpreter |
| SCPP | Sierra Cooperative Pilot Project |
| SBIR | Small Business Innovative Research |
| FHWA | Federal Highway Administration |