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Guiana

American  
[gee-an-uh, -ah-nuh, gahy-an-uh] / giˈæn ə, -ˈɑ nə, gaɪˈæn ə /

noun

  1. a vast tropical region in northeastern South America, bounded by the Orinoco, Negro, and Amazon rivers and the Atlantic. About 690,000 sq. mi. (1,787,000 sq. km).

  2. the coastal portion of this region, which includes Guyana, French Guiana, and Suriname. 175,275 sq. mi. (453,962 sq. km).


Guiana British  
/ ɡɪˈɑːnə, ɡaɪˈænə /

noun

  1. a region of NE South America, including Guyana, Surinam, French Guiana, and the Guiana Highlands (largely in SE Venezuela and partly in N Brazil). Area: about 1 787 000 sq km (690 000 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

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.

The spacecraft achieved lift-off on a Vega-C rocket at 0352 GMT on Tuesday from Europe's spaceport in Kourou, French Guiana, on the northeastern coast of South America.

From Barron's • May 19, 2026

French Guiana is a region of France on the north-east coast of South America.

From BBC • May 19, 2025

The discovery was made through the DNA analysis of pollen attached to butterflies found in French Guiana in South America, that was found to have originated in Africa.

From Slate • Jul. 18, 2024

The Guiana Shield in the northern Amazon contains less fertile soil and deeper water tables than the Brazilian Shield in the south.

From Science Daily • Jun. 19, 2024

Bechu made good use of his knowledge of English by writing to the elite newspapers in British Guiana.

From "Sugar Changed the World: A Story of Magic, Spice, Slavery, Freedom, and Science" by Marc Aronson

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