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zeptogram
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See also:
zepto-gram
English
edit
Etymology
edit
From
zepto-
+
gram
.
Noun
edit
zeptogram
(
plural
zeptograms
)
(
metrology
)
An
SI unit
of
mass
equal to 10
−21
grams
. Symbol:
zg
Categories
:
English terms prefixed with zepto-
English lemmas
English nouns
English countable nouns
en:Metrology
en:SI units
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