[Elamur Dictionary](https://md.dictionary.elamur.ai/free/en/) · [this page in HTML](https://dictionary.elamur.ai/free/en/english/boulder/)

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# boulder

noun (a boulder, boulders)

«boulder» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

A boulder is a very large, rounded rock, too big to pick up. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#m1)

### In the lessons

In geography and science boulders are moved by glaciers, rivers and landslides; weathering and erosion slowly break them into smaller stones, pebbles and sand. In everyday life and safety: falling boulders are a danger on mountain roads (warning signs), and «bouldering» is climbing on low rocks or walls with a mat. In stories heroes roll boulders away from cave mouths.

### Examples

- A huge boulder blocked the path. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x1)
- The glacier carried boulders down the valley. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x2)
- We climbed on the boulders at the beach. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x3)
- The sign warned of falling boulders. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x4)
- It took ten people to push the boulder. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x5)
- Over a long time, water wore the boulder smooth. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x6)
- One feels quite a novice beside these venerable million-year-old boulders. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/#x7)

### Note

Countable. Size order from big to small: boulder, rock, stone, pebble, gravel, sand. Not to be confused with «bolder» (more brave), which sounds the same.

## On Mova

- [Trees and pragmatics of «boulder» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/B/boulder/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«boulder» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/boulder.html) on Mova free.