| Acronym | Meaning |
| MECO | Main Engine Cutoff (NASA Code For Point In Space Shuttle Assent When Three Main Engines Are Shut Down Prior To External Tank (ET) Separation) |
| PFE | Permanent Forest Estate |
| WPK | Wider Peacekeeping |
| ABN | Australian Business Number (a Number Issued By The Australian Government As Registration Of A Business And Used For Taxation Purposes) |
| PEPFAR | President's Emergency Plan For AIDS Relief |
| COROT | COnvection |
| BND | Brunei Dollar (ISO 4217 Currency Code) |
| GZ | Gaza Strip (FIPS 10-4 Territory Code) -Ground Zero |
| PUS | United States Miscellaneous Pacific Islands (ISO 3166 Trigram; Obsolete 1986) |
| SFF | Standard File Format |