| Acronym | Meaning |
| GRGC | Geologic Record Of Global Change |
| ICWWP | Interagency Committee For World Weather Programs |
| MTM | Mechanical Test Model |
| ADR | Alternative Dispute Resolution |
| PRE-AWIPS | Preprototype AWIPS |
| NAOS | North American Observing System |
| IPEI | Ionospheric Plasma And Electrodynamics Instrument |
| BRAN | Boulder Research And Administrative Network |
| PDU | Protocol Data Unit |
| MASP | Multi-angle Aerosol Spectrometer Probe |