| Acronym | Meaning |
 | EXREP | Expeditious Repair (SM&R Code) |
| PDL | Pure Dumb Luck (Texan Punk Band) |
| ACRI | African Crisis Initiative |
| TN | Tswana Language (ISO 639-1 Code) |
| NASA | National Aeronautics And Space Administration |
| CLIC | Compact LInear Collider |
| PS | Petasecond |
| SSRN | Nuclear-Powered Radar Picket Submarine (retired US Navy Hull Classification) |
| BGS | Bristol Grammar School - British Geographical Survey |
| ADF | Australian Defence Force - African Development Foundation |
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