obstacle - definition and synonyms

 
 
noun [countable] 

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/ˈɒbstək(ə)l/
singularobstacle
pluralobstacles
  1. 1
    a difficulty or problem that prevents you from achieving something

    Tiredness was the biggest obstacle in the way of their attempt to rescue the climbers.

    obstacle to:

    All major obstacles to peace have now been removed.

  2. 2
    an object that you must remove or go around in order to move forward