| Acronym | Meaning |
| HDRA | Henry Doubleday Research Association |
| JA | Japan (FIPS 10-4 Country Code) |
| DTOMLS | Doctrine |
| LRD | Liberian Dollar (ISO 4217 Currency Code) |
| AND | Andorra (ISO 3166 Trigram) |
| SN | Senegal (ISO 3166 Digram) - Singapore (FIPS 10-4 Country Code) - Snow (METAR Code) - SuperNova-Screen Name |
| TSN | Tswana Language (ISO 639-2 Code) |
| PIRA | Provisional Irish Republican Army |
| SRM | Specified Risk Material |
| IBM | International Business Machines |