Definition Synonyms
Definition of boulder - Reverso English Dictionary
Noun
1.
large stonelarge mass of stone detached from land
- We sat on a boulder by the river.
2.
geologyTECH. particle greater than 256 mm in diameterTECH.
- The geologist measured the boulder in the field.
3.
gamesRare large marble in children's gamesRare
- He won the game with his favorite boulder.
Images of boulder

large mass of stone detached from land 
particle greater than 256 mm in diameter 
large marble in children's games
Expressions with boulder
💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
perform a difficult task repeatedly without success
He felt like he was rolling the boulder uphill with his project.
unstratified glacial deposit with clay and boulders
The field was covered in boulder clay.
Origin of boulder
Middle English, bulder (large stone)
Terms with boulder included in their meaning
💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
Colorado community
unincorporated community in Boulder County, Colorado, USA
acr: Boulder Community Health
healthcare organization in Boulder
landform
column of clay or earth protected by a boulder
geology
large boulder balanced to move with slight force
acr: University of Colorado Boulder
public university located in Boulder, Colorado
historical site
boulder in Massachusetts marking Pilgrims' landing site
Examples of boulder in a sentence
He climbed onto the boulder to get a better view. A massive boulder blocked the hiking trail. Boulders can be found scattered across the landscape. She flicked her boulder with precision, knocking out the opponent's marble. His collection includes a rare, blue-tinted boulder.
View all translations of boulder
Click below to see the appropriate translations facing each meaning.
- French:rocher, bloc, ...
- German:Felsbrocken, Murmel, ...
- Italian:masso, blocco, ...
- Spanish:peñasco, canica, ...
- Portuguese:rocha, pedregulho, ...
- Chinese:巨石, 巨砾, ...
- Japanese:巨石, 巨礫, ...
- Arabic:جُلْمُود, صخرة ضخمة, ...
- Hebrew:סֶלַע עֲנָק, גּוּשׁ סֶלַע, ...
- Russian:валун, булыжник, ...
- Ukrainian:валун, кулька, ...
- Hindi:शिलाखंड, बोल्डर, ...

icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.
icon next to the first example to see two additional options and learn to use new vocabulary naturally.
icon to save words you want to revisit. You can also save a specific meaning by clicking on the