bn:00012403n
Noun Concept
Categories: Natural materials, Rocks, Garden features, Rock formations, Articles with short description
EN
boulder  bowlder  boulders
EN
A large smooth mass of rock detached from its place of origin WordNet 3.0
English:
geology
Definitions
Relations
Sources
EN
A large smooth mass of rock detached from its place of origin WordNet 3.0 & Open English WordNet
In geology, a boulder is a rock fragment with size greater than 25.6 centimetres in diameter. Wikipedia
Natural rock fragment larger than 25.6 centimetres in diameter Wikidata
A particle greater than 256 mm in diameter, following the Wentworth scale. Wiktionary
WordNet 3.0 & Open English WordNet
Wikipedia
EN
Wikidata
EN
Wiktionary
EN
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