Definition of Rio de Janeiro
1 state of southeastern Brazil bordering the South Atlantic area 16,903 square miles (43,780 square kilometers), population 15,989,929
2 city and port on Guanabara Bay in southeastern Brazil that is the capital of the state of Rio de Janeiro and is the former capital of Brazil population 6,320,446
RIO DE JANEIRO Defined for English Language Learners
Definition of Rio de Janeiro for English Language Learners
: city in Brazil
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