roadblock

Noun
  1. Any condition that makes it difficult to make progress or to achieve an objective (synset 105698721)
    "intolerance is a barrier to understanding"
    is a type of: obstacle, obstruction - something immaterial that stands in the way and must be circumvented or surmounted
    subtypes:
    • color barrier - the barrier preventing Blacks from participating in various activities with whites
    • ideological barrier - a barrier to cooperation or interaction resulting from conflicting ideologies
    • language barrier - barrier to communication resulting from speaking different languages
    same as: barrier
  2. A barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc. (synset 104103942)
    is a type of: barrier - a structure or object that impedes free movement
    same as: barricade

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