Meanings
-
1
adv
in a mistaken manner
I mistakenly believed it, but now know better.
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2
adv
Wrongly; erroneously.
I mistakenly assumed that the shop was still there.
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3
adv
By accident; by mistake; in error (without intention to do so).
Today I mistakenly took your packed lunch to work.
Thesaurus
Synonyms
1
adv
· in a mistaken manner
erroneously
Etymology
From mistaken + -ly.