Antarctic Plate
[ ant-ahrk-tik pleyt, -ahr-tik ]
nounGeology.
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
1First recorded in 1930–35
Words Nearby Antarctic Plate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
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