asthenosphere
/asˈθɛnə(ʊ)sfɪə/
asthenosphere noun: a portion of the Earth's upper mantle, below the lithosphere.
Noun
asthenosphere (plural asthenospheres)
- A portion of the Earth's upper mantle, below the lithosphere.
- Holonyms: upper mantle, outer mantle < mantle < Earth
- To say that the lithosphere floats on top of the asthenosphere suggests a degree of easy buoyancy that isn't quite right.2003, Bill Bryson, A Short History of Nearly Everything, BCA, page 192
asthenosphere meaning in Tamil and Persian
asthenosphere in Tamil
- மென்பாறைக் கோளம்
asthenosphere in Persian
- the zone of the Earth's upper mantle, below the lithosphere
- سستسپهر sost-sepehr
Forms of asthenosphere
| plural | asthenospheres |
|---|
Origin of asthenosphere
From astheno- + -sphere.
Words formed from asthenosphere
Questions about asthenosphere
- What does asthenosphere mean?
- Asthenosphere means a portion of the Earth's upper mantle, below the lithosphere.
- What is asthenosphere in Tamil?
- Asthenosphere in Tamil is மென்பாறைக் கோளம். See Asthenosphere meaning in Tamil.
- What part of speech is asthenosphere?
- Asthenosphere is a noun.
- How do you pronounce asthenosphere?
- Asthenosphere is pronounced /asˈθɛnə(ʊ)sfɪə/ (UK).
- What is the plural of asthenosphere?
- The plural of asthenosphere is asthenospheres.
Words near asthenosphere in the dictionary
Source and license
Adapted from Wiktionary: asthenosphere (page history and authors); asthenosphere (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-asthenosphere.wav.
Cite this entry: “asthenosphere.” Word.ws, https://word.ws/asthenosphere. Based on Wiktionary, CC BY-SA 4.0.