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femtobarn
Language
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English
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Etymology
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From
femto-
+
barn
.
Noun
edit
femtobarn
(
plural
femtobarns
)
(
physics
)
A unit of
area
equal to a billionth of a millionth (10
-15
) of a
barn
Categories
:
English terms prefixed with femto-
English lemmas
English nouns
English countable nouns
en:Physics
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