| Acronym | Meaning |
| WAN | Wide Area Network |
| A.K.A. | Also Known As |
| NATO | National Association Of Theatre Owners - North Atlantic Treaty Organisation |
| ORF | Operational Readiness Float |
| RN | Royal Navy |
| EFT | Electronic Fund Transfer |
| JTN | Johnston Atoll (ISO 3166 Trigram; Obsolete 1986) |
| RMP | Recognised [Operating/Operational] Maritime Picture |
| ISTC | U.K. Institute Of Scientific And Technical Communications |
| OEA | (U.S.) Office Of Economic Adjustment |