| Acronym | Meaning |
 | BGN | U.S. Board On Geographic Names -Bulgarian Lev (ISO 4217 Currency Code) |
| WEZ | Weapon Engagement Zone |
| BSL | British Sign Language |
| ECL | Emitter Coupled Logic (electronics) |
| STRATCOM | United States Strategic Command |
| AOU | American Ornithologists' Union |
| AGS | Alaska Ground Station (LandSat) |
| RDTE OR RDT&E | Research |
| CVSD | Continuous Variable Slope Delta (modulation) |
| IRS | U.S. Internal Revenue Service |
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