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English definition of “block out something”

block out something

verb [T] phrasal verb with block  /blɑk/ us  

(STOP RECEIVING)

to prevent the ability to receive or remember something: Some people are able to block out every distraction. You can program the TV, blocking out channels you don't want your children to watch.
(Definition of block out something phrasal verb, verb from the Cambridge Academic Content Dictionary © Cambridge University Press)
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