Usumacinta

[oo-soo-mah-seen-tah]

noun

a river in Central America, flowing NW along the W Guatemala-SE Mexico border, through Mexico, to the Gulf of Campeche. About 600 miles (965 km) long.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for usumacinta

Above this fork the Usumacinta is a fine broad stream, sometimes more than half a mile from bank to bank.
A Glimpse at Guatemala|Anne Cary Maudslay
This is just what we do find in the group of ruins on the Usumacinta River of which we have already given a short account.
The American Egypt|Channing Arnold
The most numerous and extensive are on the Usumacinta river.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6|Various
Some hours more and we reach the broad level, and set up our tents on the Chotal, a tributary of the Usumacinta.
The Ancient Cities of the New World|Dsir Charnay

Typical of these rivers are the Grijalva and the Usumacinta.
Spanish America, Its Romance, Reality and Future, Vol. 1|Charles Reginald Enock