American English

Definition of break through phrasal verb from the Oxford Advanced American Dictionary

 

break through

 phrasal verb
phrasal verb
 
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Phrasal Verbs

break through

 
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to make new and important discoveries Scientists think they are beginning to break through in the fight against cancer. related noun breakthrough

    break through

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    break through something

     
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  1. 1 to make a way through something using force Demonstrators broke through the police lines. There was a police line around the site but the demonstrators still broke through.
  2. 2 (of the sun or moon) to appear from behind clouds The sun finally broke through in the afternoon. Finally the moon broke through the clouds and they could see their way.

break through something

 
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to succeed in dealing with an attitude that someone has and the difficulties it creates synonym overcome He had finally managed to break through her reserve.
See the Oxford Advanced Learner's Dictionary entry: break through