Antarctic Plate

[ ant-ahrk-tik pleyt, -ahr-tik ]

nounGeology.
  1. a major tectonic division of the earth's crust, comprising Antarctica and adjacent ocean basins (the South Indian, Southeast Pacific, and Atlantic-Indian Basins) and bounded on the north by the Nazca, South American, African, Indo-Australian, and Pacific Plates.

Origin of Antarctic Plate

1
First recorded in 1930–35

Words Nearby Antarctic Plate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024