| Acronym | Meaning |
| OD | Outside Diameter |
| LBN | Lawrence Berkeley Laboratory |
| MICR | Magnetic Ink Character Reader |
| SH | Southern Hemisphere |
| SAO | Surface Airways Observation |
| GINI | GOES Ingest & NOAAPORT Interface |
| ACFM | Actual Cubic Feet Per Minute |
| AMS | Appraisal Management System |
| FERC | Federal Energy Regulatory Commission |
| RAG | Resource Accounting Group |