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geothermal gradient

American  

noun

  1. the increase in temperature with increasing depth within the earth.


Etymology

Origin of geothermal gradient

First recorded in 1935–40

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 red line is the geothermal gradient and the green solidus line represents at temperature and pressure regime at which melting begins.

From Textbooks • Jan. 1, 2017

The rate at which temperature increases with depth is called the geothermal gradient.

From Textbooks • Jan. 1, 2017

B, C, and D all show different ways the Earth produces intersections of the geothermal gradient and the solidus, which results in melting each time.

From Textbooks • Jan. 1, 2017

The metamorphic rocks formed from mudrock under regional metamorphosis with a typical geothermal gradient are listed.

From Textbooks • Jan. 1, 2015

Both these methods depend on how fast the earth is losing heat, that is on the geothermal gradient.

From Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86 by Anonymous