| Acronym | Meaning |
 | TRMM | Tropical Rainfall Measuring Mission |
 | SPAN | Space Physics Analysis Network |
 | NARE | North Atlantic Regional Experiment |
 | MFENET | National Magnetic Fusion Energy Network |
 | DAC | Disaster Assistant Center |
 | MASSCOMP | Massachusetts Computer Corporation |
 | EUMAC | Part Of EUROTRAC |
 | DELNI | Digital Equipment Local Network Interconnect |
 | CCF | Central Computing Facility |
 | IR&D | Internal Research And Development |