transitive verb-·took′, -·tak′en or Obs.-·took′, -·tak′ing
- to understand or perceive wrongly; interpret or judge incorrectly: mistake someone's motives
- to take (someone or something) to be another; recognize or identify incorrectly: to mistake one twin for the other
Origin of mistakeMiddle English mistaken from Old Norse mistaka, to take wrongly: see mis- and take
- a fault in understanding, perception, interpretation, etc.
- an idea, answer, act, etc. that is wrong; error
and no mistake