A peninsula mostly in southeast Mexico between the Caribbean Sea and the Gulf of Mexico. It includes many Mayan and Toltec sites and is separated from Cuba by the Yucatán Channel.
Variant of Yucatán
- peninsula comprising SE Mexico, Belize, & part of W Guatemala: it separates the Gulf of Mexico from the Caribbean: c. 70,000 sq mi (181,299 sq km)also
- state of Mexico, on this peninsula: 15,189 sq mi (39,339 sq km); pop. 1,363,000; cap. Mérida