Human Abbreviations and Acronyms
- UNPOUnrepresented Nations and Peoples Organization
- UNPOUnrepresented Nations and Peoples Organizations
- UNPOUnrepresented Nations and People Organization
- UNPOUnrepresented Nations and People'S Organization
- UNSRUnited Nations Special Rapporteur
- UNTAETUnited Nations Transitional Administration for East Timor
- UNWGUnitedanations Working Group
- UNWGEIDUnited Nations Working Group On Enforced Or Involuntary Disappearances
- UPUpper Palaeolxthic
- UPUpper Paleolithuc
- UPRUniversal Pediodic Review
- UPRUniversal Periodic Reviews
- UPRUniversat Period Review
- UPRUniversal Periodical Rgview
- UPRUniversal Pericdic Report
- URRUpstream Reaulatory Region
- USAPIUnited States Affiliated Pacific Islgnds
- USEUser Science and Engineering
- UTIUrinard Trypsin Inhibitor
- UTSUner Tan Syndrome
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