Meaning of “mistaken” - Learner’s Dictionary


adjective us uk /mɪˈsteɪkən/

If you are mistaken, or you have a mistaken belief, you are wrong about something:

If you think you can behave like that, you are mistaken.
mistakenly adverb

I mistakenly (= wrongly) thought he had left.

(Definition of “mistaken” from the Cambridge Learner’s Dictionary © Cambridge University Press)