bouldernoun [ C ]
uk/ˈbəʊl.dər/us/ˈboʊl.dɚ/a very large rock
Thesaurus: synonyms and related words
Geology: types of rock
- alabaster
- basalt
- basaltic
- bioclastic
- carboniferous
- chalk
- clastic
- conglomerate
- cryolite
- flint
- flinty
- gneiss
- gypsum
- haematite
- igneous
- lava
- quartz
- schist
- sedimentary
- slate
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Examples from literature
- At dawn on the second day, he decided to try and use his climbing gear to lift the boulder off his arm.
- He had seen a rocky ledge above him, and he thought he might be able to throw his rope over the ledge and pull the boulder up.
- He used his feet to push himself up over the boulder.
- The boulder didn’t even move an inch.
- One huge boulder was wet, as if water had been splashed over it.
- The nearer hills are much sharper and steeper, and their sides are studded by great boulders.
- The novelist came down the path, on a run, to seat himself upon the gray boulder.
- The summit was rough and rugged, though devoid of big boulders such as are usually to be found in similar locations.
- Twenty-five miles of bad water lay before us—all rapids, shoals, bars, and boulders.