| Acronym | Meaning |
| AGRICLIMSS | Agicultural Climate Service System |
| ADC | Authorized Derivative Classifier |
| PRT | Pulse Repetition Time |
| SONIC | SPAN Ocean Network Information Center |
| FSSP | Forward Scattering Spectometer Probe |
| HPO | High Performance Option |
| TOS | Tiros Operational Satellite |
| DEMVAL | Demonstration And Validation |
| ASAP | Accelerated Situational Awareness Prototype |
| IFYGL | International Field Year For The Great Lakes |