Definition of obstruct verb from the Oxford Advanced Learner's Dictionary

     

    obstruct

     verb
    verb
    BrE BrE//əbˈstrʌkt//
     
    ; NAmE NAmE//əbˈstrʌkt//
     
    (formal)Verb Forms present simple I / you / we / they obstruct
    BrE BrE//əbˈstrʌkt//
     
    ; NAmE NAmE//əbˈstrʌkt//
     
    he / she / it obstructs
    BrE BrE//əbˈstrʌkts//
     
    ; NAmE NAmE//əbˈstrʌkts//
     
    past simple obstructed
    BrE BrE//əbˈstrʌktɪd//
     
    ; NAmE NAmE//əbˈstrʌktɪd//
     
    past participle obstructed
    BrE BrE//əbˈstrʌktɪd//
     
    ; NAmE NAmE//əbˈstrʌktɪd//
     
    -ing form obstructing
    BrE BrE//əbˈstrʌktɪŋ//
     
    ; NAmE NAmE//əbˈstrʌktɪŋ//
     
    Motoring problems and accidents
     
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  1. 1obstruct something to block a road, an entrance, a passage, etc. so that somebody/something cannot get through, see past, etc. You can't park here, you're obstructing my driveway. First check that the accident victim doesn't have an obstructed airway. The pillar obstructed our view of the stage. See related entries: Motoring problems and accidents
  2. 2obstruct somebody/something to prevent somebody/something from doing something or making progress, especially when this is done deliberately synonym hinder They were charged with obstructing the police in the course of their duty. terrorists attempting to obstruct the peace process
  3. Word Origin late 16th cent.: from Latin obstruct- ‘blocked up’, from the verb obstruere, from ob- ‘against’ + struere ‘build, pile up’.Extra examples First check that the accident victim doesn’t have an obstructed airway. He accused terrorists of attempting to obstruct the peace process. You can’t park here, you’re obstructing my driveway.Idioms
    obstruct justice(North American English)(British English pervert the course of justice)
     
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    (law) to tell a lie or to do something in order to prevent the police, etc. from finding out the truth about a crime
See the Oxford Advanced American Dictionary entry: obstruct

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