hadrian's wall

Noun
  1. An ancient Roman wall built by Hadrian in the 2nd century;
    Marked the northern boundary of the Roman Empire in Britain (synset 108907041)
    is an instance of: wall - an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure
    is a part of: england - a division of the United Kingdom

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