Guiana
Americannoun
-
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).
-
the coastal portion of this region, which includes Guyana, French Guiana, and Suriname. 175,275 sq. mi. (453,962 sq. km).
noun
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.
Despite a lack of evidence, Dreyfus was convicted of treason, sentenced to life imprisonment in the infamous Devil's Island penal colony in French Guiana and publicly stripped of his rank.
From Barron's • Nov. 18, 2025
The satellite is due to be launched at 10:15 BST from ESA's Kourou station in French Guiana.
From BBC • Apr. 28, 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
They took over much of Dutch Guiana for the same reason.
From "Sugar Changed the World: A Story of Magic, Spice, Slavery, Freedom, and Science" by Marc Aronson
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.