noun (plural roches moutonnées pronunc. same or /ˌmo͞otnˈāz/)Geology
- A small bare outcrop of rock shaped by glacial erosion, with one side smooth and gently sloping and the other steep, rough, and irregular.More example sentences
- This ice flow is also associated with striae and roches moutonnées in the valley north of Cadair Idris.
mid 19th century: French, literally 'fleecy rock'.
More definitions of roche moutonnéeDefinition of roche moutonnée in:
- The British & World English dictionary