Cocos Plate

American  

noun

Geology.

1. a tectonic division of the earth's crust, coincident with the oceanic Guatemala Basin, and bounded on the north and east by the Central American Trench, on the west by the East Pacific Rise, and on the south by the Nazca Plate.

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Etymology

Origin of Cocos Plate

First recorded in 1930–35; named after Cocos Island, which rides upon the plate