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1
English
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1.1
Noun
1.1.1
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helvetium
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From Wiktionary, the free dictionary
See also:
Helvetium
English
[
edit
]
Noun
[
edit
]
helvetium
(
uncountable
)
Proposed name for the chemical element
astatine
.
Derived terms
[
edit
]
anglohelvetium
Categories
:
English lemmas
English nouns
English uncountable nouns
en:Obsolete element names
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