- a state in SE Brazil. 452 sq. mi. (1170 sq. km). Capital: Rio de Janeiro.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for guanabara
Rio de Janeiro or Guanabara, beside which stands the capital of the republic.
- (until 1975) a state of SE Brazil, on the Atlantic and Guanabara Bay, now amalgamated with the state of Rio de Janeiro