| Acronym | Meaning |
 | PT | Picotesla |
| KPW | North Korean Won (ISO 4217 Currency Code) |
| ESC | Embryonic Stem Cell |
| LO | Lao Language (ISO 639-1 Code) |
| PSI | Portable Source Initiative |
| EMT | Emergency Medical Technician |
| TBGRI | Tropical Botanic Garden And Research Institute (India) |
| NRU | Nauru (ISO 3166 Trigram) |
| NIO | Nicaraguayan Cordoba Oro (ISO 4217 Currency Code) |
| VG | British Virgin Islands (ISO 3166 Digram) |
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