asthenosphere
pronunciation
How to pronounce asthenosphere in British English: UK [æs'θi:nɜ:ˌsfɪə]
How to pronounce asthenosphere in American English: US [æs'θinɜˌsfɪr]
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- Noun:
- the lower layer of the crust
Word Origin
- asthenosphere (n.)
- layer of the Earth's upper mantle, 1914, from Greek asthenos (see asthenia) + sphere.
Example
- 1. It is noticed that the lithosphere thickness and asthenosphere depth is fairly different from global average result .