| Acronym | Meaning |
 | CCR/IDA | Center For Communications Research/Institute For Defense Analyses |
| VTR | Video Tape Recorder |
| EPICS | Experimental Physics & Industrial Control System |
| MSC | Manned Spaceflight Center |
| VORTAC | Very High Frequency (omnirange) TACAN (tactical Air Navigation System) |
| EM | Electron Microscope |
| BSAC | Biotechnology Science Advisory Committee |
| LOC | Lines Of Code |
| CBB | Contract Budget Baseline |
| PPB | Parts Per Billion |
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