unlearn

American  

[uhn-lurn] / ʌnˈlɜrn /

verb (used with object)

1. to forget or lose knowledge of.

2. to discard or put aside certain knowledge as being false or binding.

   to unlearn preconceptions.

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verb (used without object)

1. to lose or discard knowledge.

unlearn British  

/ ʌnˈlɜːn /

verb

1. to try to forget (something learnt) or to discard (accumulated knowledge)

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Etymology

Origin of unlearn

First recorded in 1400–50, unlearn is from the late Middle English word unlernen. See un- ², learn