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subcrustal

[ suhb-kruhs-tl ]
/ sʌbˈkrʌs tl /
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adjective Geology.
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. 2022

How to use subcrustal in a sentence

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

    The Elements of Geology|William Harmon Norton
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