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Peru–Chile Trench

American  
[puh-roo-chil-ee trench, chee-le] / pəˈruˈtʃɪl i ˈtrɛntʃ, ˈtʃi lɛ /

noun

  1. an oceanic trench in the floor of the eastern Pacific Ocean off the coasts of Peru and Chile, delineating the boundary between the Nazca Plate to the west and the South American Plate to the east.


Etymology

Origin of Peru–Chile Trench

First recorded in 1930–35