Definition of roche moutonnée in English:

roche moutonnée

Syllabification: roche mou·ton·née
Pronunciation: /ˈrōSH ˌmo͞otnˈā, rôSH
 
/

noun (plural roches moutonnées pronounced 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.

Origin

mid 19th century: French, literally 'fleecy rock'.

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