| Acronym | Meaning |
 | ZN | Zettanewton |
| PPM | Parts Per Million |
| SX | Sonic X |
| PKM | Pulemet Kalashnikova Modernizirovanniy (Russian ??? ??????? ??????????? ????????????????? |
| ICRAF | International Centre For Research In Agroforestry (a.k.a. World Agroforestry Centre Since 2002) |
| LG | Luganda Language (ISO 639-1 Code) |
| CCA | Counter Command Activity |
| MD | Fifteen Hundred (in Roman Numerals) - Maryland (postal Symbol) -Medicinae Doctor (Doctor Of Medicine/Medical Doctor) - Mentioned In Dispatches (military) -Moldova (FIPS 10-4 Country Code; ISO 3166 Digram) |
| BSD | Bahamian Dollar (ISO 4217 Currency Code) -Berkeley Software Distribution (distinct From BSoD) |
| PBX | Private Branch EXchange (company Phone System) |
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