| Acronym | Meaning |
 | TWD | Taiwan Dollar (ISO 4217 Currency Code) |
| VFR | Visual Flight Rules |
| GNF | Guinean Franc (ISO 4217 Currency Code) |
| ACK | Acknowledge (telecommunications; Cf. NAK) |
| OGD | Other Government Department |
| MA | Milliampere |
| PGP | Pretty Good Privacy |
| MEZ | Missile Engagement Zone |
| FDA | Food And Drug Administration (U.S.) |
| GZ | Gaza Strip (FIPS 10-4 Territory Code) -Ground Zero |
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