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EARTH'S CRUST
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The outer layer of the Earth
Synonyms:
crust; Earth's crust
Classified under:
Nouns denoting natural objects (not man-made)
Hypernyms ("Earth's crust" is a kind of...):
layer (a relatively thin sheetlike expanse or region lying over or under another)
Meronyms (parts of "Earth's crust"):
asthenosphere (the lower layer of the crust)
Meronyms (substance of "Earth's crust"):
sial (the granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum)
sima (rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium)
Hyponyms (each of the following is a kind of "Earth's crust"):
horst (a ridge of the earth's crust that has been forced upward between two faults and so is higher than the surrounding land)
crustal plate; plate (a rigid layer of the Earth's crust that is believed to drift slowly)
Holonyms ("Earth's crust" is a part of...):
geosphere; lithosphere (the solid part of the earth consisting of the crust and outer mantle)
