Rondônia
geographical name
Ron·dô·nia
rōⁿ-ˈdō-nyə 
variants
or formerly Guaporé
state of western Brazil bordering on Bolivia; capital Pôrto Velho area 91,734 square miles (237,591 square kilometers), population 1,562,409
Cite this Entry
“Rondônia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rond%C3%B4nia. Accessed 31 Oct. 2025.
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