Definition that contains boulder
- till unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together
- sisyphus (Greek legend) a king in ancient Greece who offended Zeus and whose punishment was to roll a huge boulder to the top of a steep hill; each time the boulder neared the top it rolled back down and Sisyphus was forced to start again
- 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
- glacial boulder a boulder that has been carried by a glacier to a place far distant from its place of origin
- boulder clay unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together
- plymouth rock a boulder in Plymouth supposed to be where the Pilgrims disembarked from the Mayflower