boulder

Noun
  1. A large smooth mass of rock detached from its place of origin (synset 109250746)
    is a type of: rock, stone - a lump or mass of hard consolidated mineral matter
    subtypes:
    • glacial boulder - a boulder that has been carried by a glacier to a place far distant from its place of origin
    • river boulder - a boulder that has been carried by a river to a place remote from its place of origin
    • shore boulder - a boulder found on a shore remote from its place of origin
    specific instances: plymouth rock - a boulder in Plymouth supposed to be where the Pilgrims disembarked from the Mayflower
    same as: bowlder
  2. A town in north central Colorado;
    Rocky Mountains resort center and university town (synset 109090206)
    is an instance of: town - an urban area with a fixed boundary that is smaller than a city
    is a part of: centennial state, co, colo., colorado - a state in west central United States in the Rocky Mountains

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