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mantle

mantle

11 7.0
The thick layer of Earth between the crust and core made of hot rock
  • noun
  • /ˈmæntəl/
  • Specialized
translation icon : manto
  • Its internal structure is similar to Earth's, with a metallic core, rocky mantle, and crust.
  • crust and mantle
  • mantle of the Earth
  • core and mantle

And so that in the case of IO, that is literally sufficient friction in its mantle to melt the rock of its mantle.

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Examples

  • The next layer, called the mantle, is mostly solid.

  • The measurements also prompt a revision in the standard model of mantle geochemistry.

    Academic text (2005)
  • No one knows much about the mantle.

  • That something else is the Earth's mantle that we live on.

  • As that material is drawn down into the mantle, it melts.

  • And one explanation for that is that a giant impact stripped the rocky mantle off of Mercury.

  • So below the crust we get the mantle and within the mantle is magma.

  • The deep layer could also be generating the hot spots that feed mantle plumes and create volcanic chains like Hawaii.

    Academic text (2005)
  • If you were to look inside the Earth, you'd find that it consists of layers: a central core a thick overlying mantle and a thin outer crust.

  • Geologists study the mantle, which is the thick layer of the Earth located between the crust and the core.

Idioms

1 7.3

To take on an important role as a leader

1 7.4

To take on responsibility as the next leader

Compounds

cerebral mantle
  • Specialized
9.9

Layer of grey brain cells that forms the outer part and handles thinking and senses

lower mantle
  • Specialized
8.1

A deep, solid layer inside the Earth above the outer core, about 660 to 2,900 km below the surface

upper mantle
  • Specialized
6.7

A layer of rock under Earth's crust that slowly flows

How Deep

core
  • Specialized
130 4.9
mantle
  • Specialized
11 7.0
geosphere
  • Specialized
7.7
crust
  • Specialized
47 4.9
surface
3.4

Surface Forms

mantle singular
mantles plural

Etymology

The word mantle comes from Old French mantel and Latin mantellum, meaning 'cloak' or 'cover'. Geologists call the thick layer around the Earth's core the 'mantle' because it acts like a hot, solid cloak around the planet's centre.