| Acronym | Meaning |
 | SNS | Spallation Neutron Source |
| ESOL | English For Speakers Of Other Languages |
| G15 | Group Of 15 (subset Of G77 |
| WM | Wehrmacht Marine (German WW2 Navy Vehicle Licence Plate Code) |
| KERMA | Kinetic Energy Released In MAterial / In MAtter / Per Unit MAss |
| ATB | Active Time Battle -British Antarctic Territory (ISO 3166 Trigram; Merged With AQ In 1979) |
| TSN | The Sporting News - The Sports Network |
| CMOC | Civil-Military Operations Centre |
| PKA | Previously Known As - Professionally Known As |
| MARC | MAchine Readable Cataloging (often Also Defined As MAchine Readable Code) |
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