Pronunciation: (sānt" mär'tn, -tin; Fr. san mar-tan'),[key] an island in the N Leeward Islands, in the E West Indies, divided in two parts: the N section is a dependency of Guadeloupe. 5061; 20 sq. mi. (52 sq. km); the S section is an administrative part of the Netherlands Antilles. 6881. 17 sq. mi. (44 sq. km). Dutch, Sint Maarten.