Grande Terre or Grande-Terre (French for "large land") is a generic term used in French to designate the main island of any given archipelago. As a specific toponym, it may refer to the following: Grande-Terre, the eastern half of the main island of Guadeloupe (divided by a canal across a narrow isthmus) Grande-Terre (Kerguelen), the main island of the Kerguelen Islands of the French Southern and Antarctic Lands Grande-Terre (Mayotte), the main island of Mayotte Grande Terre (New Caledonia), the main island of New Caledonia