a republic in S North America. 97,563,374; 761,530 sq. mi. (1,972,363 sq. km). Capital:Mexico City.
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a state in central Mexico. 6,245,000; 8268 sq. mi. (21,415 sq. km). Capital: Toluca.
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Gulf of, Mexican, Gol·fo de Mé·xi·co /ˈgɔlfɔ ðɛ ˈmɛhiˌkɔ/Show Spelled[gawl-faw the me-hee-kaw]Show IPA.an arm of the Atlantic surrounded by the U.S., Cuba, and Mexico. 700,000 sq. mi. (1,813,000 sq. km); greatest depth 12,714 feet (3875 meters).