Meaning Of The Word Asthenosphere
What's the definition of Asthenosphere? Find Asthenosphere meanings, definitions and more at the Real Dictionary online.
Asthenosphere Meaning
| Asthenosphere Definition |
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What's The Definition Of Asthenosphere?
asthenosphere in American English
a zone in the upper mantle of the earth, consisting of hot, plastic rock, that underlies the solid lithosphere noun: the region below the lithosphere, variously estimated as being from fifty to several hundred miles (eighty-five to several hundred kilometers) thick, in which the rock is less rigid than that above and below but rigid enough to transmit transverse seismic asthenosphere in British English noun: a thin semifluid layer of the earth (100–200 km thick), below the outer rigid lithosphere, forming part of the mantle and thought to be able to flow vertically and horizontally, enabling sections of lithosphere to subside, rise, and undergo lateral moveme |
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