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magmasphere
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Contents
1
English
1.1
Etymology
1.2
Pronunciation
1.3
Noun
English
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Etymology
edit
magma
+
-sphere
Pronunciation
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Audio (UK)
(
file
)
Noun
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magmasphere
(
plural
magmaspheres
)
(
geology
,
astronomy
)
A
sphere
of
magma
at the centre of a rocky
planet
or
moon
of sufficiently large size