a port in SE Brazil, on Guanabara Bay: the country's chief port and its capital from 1763 to 1960; backed by mountains, notably Sugar Loaf Mountain; founded by the French in 1555 and taken by the Portuguese in 1567. Pop: 11 469 000 (2005 est) Related noun: Cariocana state of E Brazil. Capital: Rio de Janeiro. Pop: 14 724 475 (2002). Area: 42 911 sq km (16 568 sq miles)
WordReference Random House Unabridged Dictionary of American English © 2026
Ri•o de Ja•nei•ro
(rē′ō dā zhə nâr′ō, -nēr′ō, jə-, dē, də; Port. rē′ŏŏ di zhi nā′rŏŏ),USA pronunciation
- Place Namesa seaport in SE Brazil: former capital. 5,184,292. Also called Ri′o.
Collins Concise English Dictionary © HarperCollins Publishers::
'rio' also found in these entries (note: many are not synonyms or translations):
Acre
- Albuquerque
- Athabaskan
- Big Bend National Park
- Boa Vista
- Brasília
- Brownsville
- Buenos Aires
- Campos
- Ciudad Juárez
- Colorado
- Conchos
- Corcovado
- Dakhla
- Del Rio
- Duque de Caxias
- Duvida
- Eagle Pass
- El Paso
- Elephant Butte
- Equatorial Guinea
- Gallegos
- Grande
- Great Plains
- Guanabara
- Juiz de Fora
- Keresan
- La Plata
- Lambert
- Laredo
- Las Cruces
- Laughlin Air Force Base
- Lipan
- Manaus
- Manáos
- Matamoros
- McAllen
- Mercedes
- Mescalero
- Montevideo
- Natal
- Negro
- New Mexico
- Nilópolis
- Niterói
- Nova Iguaçu
- Nuevo Laredo
- Paraná
- Pecos
- Pecos Bill