| Acronym | Meaning |
| ARAR | Applicable Or Relevant And Appropriate |
| FDM | Full-depth Model |
| EINET | Enterprise Integration Network |
| FHSA | Federal Hazardous Substances Act |
| NPP | Net Primary Productivity |
| NHC | National Hurricane Center |
| KSA | Ku-band Single Access |
| NAFAX | Analog Facsimile Map |
| QNH | Quasi-nonhydrostatic Model |
| AWIPS | Advanced Weather Interactive Processing System |