| Acronym | Meaning |
| FPA | Focal Plane Assembly |
| ACFM | Alternating Current Frequency Modulation |
| APLE | Average Power Laser Experiment |
| MIB | Management Information Base |
| RBV | Return Beam Vidicon |
| R-Z RELATIONSHIP | R = Precipitation Rate |
| MODCOMP | A Machine Manufactured By Modular Computer Systems Inc. |
| CCPP | Climate Change Prediction Program |
| NPOESS | National Polar Orbiter Environmental Satellite System |
| GIPS | Billions Of Instructions Per Second |