| Acronym | Meaning |
| PNP | Partido Nuevo Progresista - Plug 'N' Play/Pray - Positive Negative Positive |
| IMA | Intermediate Maintenance Activity |
| CE | Chechen Language (ISO 639-1 Code) |
| RDDL | Resource Directory Description Language (riddle) |
| COP | Colombian Peso (ISO 4217 Currency Code) -Common Operating/Operational Picture |
| FRS | Fellow Of The Royal Society - U.S. Federal Reserve System |
| OCR | Optical Character Recognition |
| NH | Nanohenry |
| CSK | Czechoslovakia (ISO 3166 Trigram; Obsolete Since 1993) |
| YG | Yottagram |