subcrustal

American

[suhb-kruhs-tl] / sʌbˈkrʌs tl /

adjective

Geology.

situated or occurring below the crust of the earth.

Etymology

Origin of subcrustal

First recorded in 1895–1900; sub- + crustal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The idea that mountain folds, and the lesser rugosities of the Earth's surface, arose in a wrinkling of the crust under the influence of cooling and skrinkage of the subcrustal materials, is held by many eminent geologists, but not without dissent from others.

From Project Gutenberg

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

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023