roche
n. C / U C2 Proficiency US //ˈɹoʊʃ// roche
n. a large rock or a piece of stone. You might hear this word in certain parts of the UK or in old stories.
n. a rock or stone; specifically used in geological contexts or within certain British dialects to refer to a mass of rock.
The climbers reached the top of the large roche.
The castle was built directly onto a solid roche to ensure its foundations would never shift.
The geological survey identified several layers of roche beneath the topsoil, suggesting that the valley was once the site of significant volcanic activity.
Usage
Often used in geological descriptions or as a dialectal variant of 'rock' in Northern England.