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subcrustal

[suhb-kruhs-tl]
See more synonyms for subcrustal on Thesaurus.com
adjective Geology.
  1. situated or occurring below the crust of the earth.
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Origin of subcrustal

First recorded in 1895–1900; sub- + crustal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for subcrustal

Historical Examples

  • It is perhaps from such a subcrustal layer that the lava of volcanoes is supplied.

    The Elements of Geology

    William Harmon Norton