roche-moutonnee

roche moutonnée

[rohsh moot-n-ey; French rawsh moo-taw-ney]
noun Geology.
a rounded, glacially eroded rock outcrop, usually one of a group, resembling a sheep's back.
Also called sheepback rock.


Origin:
1835–45; < French: glaciated rock, literally, fleecy rock

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To roche-moutonnee
Collins
World English Dictionary
roche moutonnée (ˈrəʊʃ ˌmuːtəˈneɪ)
 
n , pl roches moutonnées
a rounded mass of rock smoothed and striated by ice that has flowed over it
 
[C19: French, literally: fleecy rock, from mouton sheep]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
roche moutonnée   (rôsh' mt'n-ā', m'tô-nā')  Pronunciation Key 
An elongate mound of bedrock worn smooth and rounded by glacial abrasion. A roche moutonnée has a long axis parallel to the direction of glacial movement, a gently sloping, striated side facing the direction from which the glacier originated, and a steeper side facing the direction of glacial movement. The height, length, and width of roche moutonnées are on the order of a few meters (tens of feet).
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature