Rio Branco
geographical name
Rio Bran·co
ˌrē-(ˌ)ō-ˈbraŋ-(ˌ)kō 
ˌrē-(ˌ)ü-ˈbräŋ-(ˌ)kü
1
see branco, rio
2
city in western Brazil: capital of the state of Acre population 336,038
Cite this Entry
“Rio Branco.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rio%20Branco. Accessed 31 Oct. 2025.
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