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Attojoule
Meaning
Noun
●
In Metrology & SI units:
An SI
unit
of energy, work, and
heat
equal
to 10⁻¹⁸
joules
. Symbol: aJ
Sourced from
Wiktionary
Origin
attojoule
English
atto-
English
atten
Danish
átján
Old Norse
joule
English
Sourced from
Etym
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