| Acronym | Meaning |
| PO | Dust Devil (METAR Code) -per Os (Latin |
| FQDN | Fully Qualified Domain Name |
| SLE | Sierra Leone (ISO 3166 Trigram) |
| IG | Igbo Language (ISO 639-1 Code) |
| GZK | Greisen-Zatsepin-Kuzmin Cut-off (cosmic Ray Energies) |
| ISB | Intermediate Staging Base |
| TLAM | Tomahawk Land Attack Missile |
| WNW | West North-West |
| CPT | Contingency Planning Team |
| TE | Tellurium |