- a river in W South America, flowing N from E Peru and joining the Marañón to form the Amazon. 1200 miles (1930 km) long.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ucayali
Furthermore, the Indians have been enslaved by the rubber men from the Ucayali.The Andes of Southern Peru
A second will continue that line eastward to the Ucayali River.South America Observations and Impressions
They are on both banks of the Javary and extend as far west as the Ucayali.The Pathless Trail
Arthur O. (Arthur Olney) Friel
Of all the savage tribes that roam about the head waters of the Ucayali, the Cashibos alone are cannibals.
The banks of the Ucayali and Pachitea, at their confluence, are low, subject to overflow and unsuitable for settlement.
- a river in E Peru, flowing north into the Marañón above Iquitos. Length: 1600 km (1000 miles)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012