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slopewash
slopewash n. 
/ˈsloʊpˌwɑʃ/ Geomorphology the downhill movement of soil or rock under the action of gravity assisted by running water not confined to a channel.
Brit. /ˈsləʊpwɒʃ/
, /ˈsləʊpwɒʃ/U.S. /ˈsloʊpˌwɔʃ/
, /ˈsloʊpˌwɔʃ//ˈsloʊpˌwɑʃ/ΘΚΠ
the world > the earth > structure of the earth > formation of features > movement of material > [noun] > movement under gravity or water
land-rushc1550
slide1664
landslip1679
pitting1686
rockfall?1797
shoot1820
landslide1822
run1827
mountain slide1830
slip1838
slough1838
mudslide1848
founder1882
creep1889
soil-creep1897
rock creep1902
slump1905
solifluction1906
slumping1907
slopewash1938
sludging1946
mass wasting1951
1938 C. F. S. Sharpe Landslides i. 8 The series can be represented as follows: Stream-flow (much water, small load, low angle), Slopewash, Sheetflood, Mudflow, Earthflow, Debris-avalanche, Landslide (little water, large load, moderate to high angle).
1966 J. Wyckoff Rock, Time, & Landforms iv. 71 As the ravine is cut deeper, its walls are worn back by weathering, mass wasting, and slope wash.
1978 Nature 23 Feb. 740/1 Slopewash seems important in sediment transport and fallen sandstone blocks and trees accumulate sediment on their upslope sides.
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