| Acronym | Meaning |
 | EPIC | Engineering Physics Information Center |
| GPC | Global Processing Center |
| IRD | Instrument Requirement Document |
| OBS | Organizational Breakdown Structure |
| AALC | Amphibious Assault Landing Craft |
| FRMAC | Federal Radiological Monitoring And Assessment Center |
| ACO | Atomic Coordinating Office |
| DIA | Defense Intelligence Agency |
| CCAR | Colorado Center For Astrodynamics Research |
| BITNET | Because It's Time Network |
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