| Acronym | Meaning |
 | FARC | Fuerzas Armadas Revolucionarias De Colombia (Spanish |
| EC | Ecuador (ISO 3166 Digram; FIPS 10-4 Country Code) -Electronic Combat - European Community (see EEC) -Exacoulomb |
| PT | Picotesla |
| ALS | Amyotrophic Lateral Sclerosis - Automatic Landing System |
| NITFS | National Imagery Transmission Format Standard |
| BAR | British American Racing - Browning Automatic Rifle - Buy-American Restrictions |
| RBOC | Regional Bell Operating Company (Baby Bell) |
| PSA | Paralysis Society Of America - Pharmaceutical Society Of Australia - Pressure-Sensitive Adhesive - Production Services Association - Prostate Specific Antigen - Public Service Announcement - Public Service Association |
| WACS | What-A-Cartoon! Show |
| NASP | National Aerospace Plane |
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