| Acronym | Meaning |
 | RSRE | UK Royal Signals And Radar Establishment (1976?1991) |
| ACA | Airspace Control Authority - Airspace Co-ordination Area - A Current Affair |
| OVC | Overcast (METAR Code) |
| SCUFN | Sub-Committee On Undersea Feature Names (of GEBCO) |
| C2PC OR C?PC | Command And Control Personal Computer |
| COROT | COnvection |
| GBP | United Kingdom Pound Sterling (ISO 4217 Currency Code) |
| CND | Campaign For Nuclear Disarmament - Computer Network Defence |
| III | Three (in Roman Numerals) |
| IDA | U.S. Institute For Defense Analyses - International Development Association (part Of The World Bank |
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