/ Dictionary / Index F French Guiana: Meaning and Definition of Find definitions for: French' Gui•an'a Pronunciation: (gē-an'u, gē-ä'nu), [key] an overseas department of France, on the NE coast of South America: formerly a French colony. 49,200; 35,135 sq. mi. (91,000 sq. km). Cap.: Cayenne. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. French-fry French Guinea Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language