Cordillera Oriental[ôrˌē-ĕn-tälˈ, ōˌryĕn-]
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A range of the eastern Andes with branches in central Bolivia, western Colombia, and southeast Peru. Its highest elevation is Salcantay, 6,275.4 m (20,575 ft), in Peru.