asthenosphere
nounHow to pronounce asthenosphere:
Definition of asthenosphere:
- asthenosphere (noun):
- noun. the lower layer of the crust.
- a zone of a celestial body (such as the earth) which lies beneath the lithosphere and within which the material is believed to yield readily to persistent stresses
Synonyms for asthenosphere:
layercrustOther 4-syllable words like asthenosphere
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