Meanings
proper noun
- abbreviationinitialismInitialism of Universal Postal Union.
Synonyms & antonyms
Also see
Cite this entry
APA
UPU. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/UPU
MLA
“UPU.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/UPU. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “UPU,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/UPU.
Source: UPU on Wiktionary, CC BY-SA 4.0.