boulder
noun
1 boulder
A large smooth mass of rock detached from its place of origin.
synonym: bowlder.
Roget 249: rotundity; roundness etc. adj.; cylindricity†; sphericity, spheroidity†; globosity†. cylinder, cylindroid†, cylindrical; barrel, drum; roll, ... show more
Dutch: kei, keisteen, rotsblok, zwerfblok, zwerfkei
Polish: głaz
2 Boulder
A town in north central Colorado; Rocky Mountains resort center and university town.
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