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Orinoco

American  
[awr-uh-noh-koh, ohr-, aw-ree-naw-kaw] / ˌɔr əˈnoʊ koʊ, ˌoʊr-, ˌɔ riˈnɔ kɔ /

noun

  1. a river in N South America, flowing N from the border of Brazil, along the E border of Colombia, and NE through Venezuela to the Atlantic. 1,600 miles (2,575 km) long.


Orinoco British  
/ ˌɒrɪˈnəʊkəʊ /

noun

  1. a river in N South America, rising in S Venezuela and flowing west, then north as part of the border between Colombia and Venezuela, then east to the Atlantic by a great delta: the third largest river system in South America, draining an area of 945 000 sq km (365 000 sq miles); reaches a width of 22 km (14 miles) during the rainy season. Length: about 2575 km (1600 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

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:

In early 2008, Chávez presented his Sunday television programme, Aló Presidente, from former ExxonMobil oilfields in the Orinoco River Belt.

From BBC ● Sep. 1, 2026

Rystad Energy expects Venezuela’s near-term recovery to be led by redevelopment of existing fields, with major new Orinoco production becoming meaningful only from around 2035.

From The Wall Street Journal ● Sep. 1, 2026

For analyst Elias Ferrer of the Orinoco think tank, the investment is good news, even without specifics.

From Barron's ● Aug. 30, 2026

East of Maracaibo lies the Orinoco Belt, home to the world’s largest proven deposits, estimated at more than 300 billion barrels.

From Los Angeles Times ● Feb. 15, 2026

Battered by European diseases and slave raiding, many fled to the Orinoco, becoming wandering foragers.

From "1491" by Charles C. Mann

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