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Rio de Janeiro

American  
[ree-oh day zhuh-nair-oh, -neer-oh, juh-, dee, duh, ree-oo di zhi-nay-roo] / ˈri oʊ deɪ ʒəˈnɛər oʊ, -ˈnɪər oʊ, dʒə-, di, də, ˈri ʊ dɪ ʒɪˈneɪ rʊ /

noun

  1. a seaport in SE Brazil: former capital.


Rio de Janeiro British  
/ ˈriːəʊ də dʒəˈnɪərəʊ /

noun

  1. 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)

  2. a state of E Brazil. Capital: Rio de Janeiro. Pop: 14 724 475 (2002). Area: 42 911 sq km (16 568 sq miles)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Rio de Janeiro Cultural  
  1. City in southeastern Brazil on the Atlantic Ocean. Second-largest city in Brazil, after São Paulo; its former capital; and its financial, commercial, transportation, and cultural center.


Discover More

Rio is famous as a tourist attraction. Especially popular are its beaches, particularly the Copacabana.

Rio's annual carnival is world-famous.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The thieves even used her food delivery applications to send beer, meat, and McDonalds to different addresses across Rio de Janeiro.

From Barron's ● Sep. 29, 2026

Field conditions in Rio de Janeiro could affect the strategies, especially with lots of players dealing with lower-body injuries.

From Los Angeles Times ● Sep. 24, 2026

Webb—who contributed to “Bringing Up Baby,” “Out of the Past” and dozens of other pictures—weaves a unique spell, enhanced by hip, swingy Brazilian source music in the scenes set in Rio de Janeiro.

From The Wall Street Journal ● Sep. 4, 2026

The nearly 20-acre property is located near Angra dos Reis, a coastal region around two hours from Rio de Janeiro.

From MarketWatch ● Sep. 1, 2026

“Tons of places. I wanted to do cool stuff, like surfing in Morocco, hang gliding in Rio de Janeiro, and maybe swimming with dolphins in Mexico—see? Dolphins, not sharks,” Rufus says.

From "They Both Die at the End" by Adam Silvera

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