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Beginning
1
English
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1.1
Alternative forms
1.2
Etymology
1.3
Proper noun
1.3.1
Synonyms
1.3.2
Related terms
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Vulcanism
1 language
Malagasy
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From Wiktionary, the free dictionary
See also:
vulcanism
English
[
edit
]
Alternative forms
[
edit
]
volcanism
vulcanism
Etymology
[
edit
]
From
Vulcan
+
-ism
.
Proper noun
[
edit
]
Vulcanism
(
historical
)
The belief, held mostly in the 18th century, that rocks were formed in fire. It was a rival theory to
Neptunism
.
Synonyms
[
edit
]
Plutonism
Related terms
[
edit
]
Vulcanist
Categories
:
English terms suffixed with -ism
English lemmas
English proper nouns
English uncountable nouns
English terms with historical senses
en:Obsolete scientific theories
en:Geology
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