| Acronym | Meaning |
 | ZR | Zirconium |
 | MARCENT | United States Marine Forces Central Command |
 | NSB | Norges Statsbaner (Norwegian State Railways) |
 | MDG | Madagascar (ISO 3166 Trigram) -UN Millennium Development Goal |
 | UNLV | University Of Nevada |
 | PP | Papua New Guinea (FIPS 10-4 Country Code) -Passage Point - Per Procurationem (Latin |
 | PARC | Palo Alto Research Center |
 | FITS | Flexible Image Transport System |
 | KKK | Ku Klux Klan |
 | CTVT | Canine Transmissible Venereal Tumour |