from The American Heritage® Dictionary of the English Language, 4th Edition

  • A river, about 965 km (600 mi) long, of southeast Mexico. It forms part of the Guatemala-Mexico border.


Sorry, no etymologies found.


  • This is the third time since 1987 that the Mexican government has made plans to dam the Usumacinta, which is the longest river in Mesoamerica and the most torrential in Mexico.

    Maya Sites Face Flooding

  • Its founder, the Mexican poet Homero Aridjis, says the Usumacinta is the lifeblood of the Lacandón jungle in southeastern Mexico.

    Maya Sites Face Flooding

  • The Maya boy is educated in Spanish at school, even though he speaks a Maya language at home, in his hamlet on a bank of the Usumacinta River.

    The English Is Coming!

  • As the launch from Yaxchilan to Frontera Corozal ploughed the Usumacinta the crocodile was in the shallows mouth agape yet no electrical wire extended from the beast to the impenetrable jungle but it seemed strange that that croc was always there opening his jaws as this launch passed.

    A Prison of the Mind

  • The potential for dams on the Usumacinta river has been a historic focus of tension between Mexico and Guatemala, and opponents of Brazilian mega-dams on the Madeira river warn they will also affect Bolivia and Peru.

    'Green peacemaking' needed on Latin America's environmental disputes

  • Heavy rains in Mexico's southern Gulf coast state of Tabasco forced the evacuation of about 300 families from communities near the Usumacinta river.

    Growing Swath Of Gulf Coast At Risk As Tropical Storm Alex Approaches

  • In: Memorias del Simposio Internacional sobre la Ecología y Conservación del Delta de los ríos Usumacinta y Grijalva, Tabasco, 2-7 febrero 1987.

    Petenes mangroves

  • This Gulf of Mexico Plain contains an extensive network of rivers, including the Pánuco, Papaloapan, Coatzacoalcos, Grijalva and Usumacinta, which flow to the Mexican Gulf.

    Tropical Humid Forests ecoregion (CEC)

  • The delta of the rivers Usumacinta and Grijalva delineates the mangrove habitat as well as other hydrophyllic communities.

    Usumacinta mangroves

  • Due to its climatic and biologic characteristics, Usumacinta mangroves and the nearby floodlands are considered the most important wetlands of the country.

    Usumacinta mangroves


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