boulder (A2)
noun
Pronunciation: /ˈboʊl.dɚ/
Definition
A large, rounded mass of rock, typically one that has been worn smooth by erosion.
Examples
A giant boulder lay in the middle of the field.
The climbers used the boulder as a resting point.
Erosion had shaped the boulder over thousands of years.
Synonyms of boulder
Words with a similar meaning to boulder:
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