solifluction

solifluction
/soh'leuh fluk"sheuhn, sol'euh-/, n. Geol.
creep (def. 17a).
[1915-20; < L sol(um) soil + -i- -I- + fluction- a flowing (s. of fluctio), equiv. to fluct(us) (see FLUCTUATE) + -ion- -ION]

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Universalium. 2010.

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  • solifluction — [säl΄ə fluk′ shən, sō΄lifluk′shən] n. a more rapid form of soil creep, often found near a glacier, in which saturated soil slips over hard or frozen layers …   English World dictionary

  • Solifluction — In geology, solifluction, also known as soil fluction or soil creep , is a type of mass wasting where waterlogged sediment slowly moves downslope over impermeable material. It can occur in any climate where the ground is saturated by water,… …   Wikipedia

  • solifluction — solifluxion ou, moins bien, solifluction [sɔliflyksjɔ̃] n. f. ÉTYM. Av. 1923 (Larousse); angl. solifluction (1906, Andersson); du lat. solum « sol », et fluctio « écoulement ». ❖ ♦ Géol. Glissement du s …   Encyclopédie Universelle

  • solifluction —    Slow, viscous downslope flow of water saturated regolith. Rates of flow vary widely. The presence of frozen substrate or even freezing and thawing is not implied in the original definition. However, one component of solifluction can be creep… …   Glossary of landform and geologic terms

  • solifluction lobe —    An isolated tongue shaped feature up to 25 m wide and 150 m or more long, formed by rapid solifluction on certain sections of a slope showing variations in gradient. This feature commonly has a steep (e.g., 15° 60°) front and a relatively… …   Glossary of landform and geologic terms

  • solifluction sheet —    A broad deposit of nonsorted, water saturated, locally derived material that is moving or has moved downslope, en masse. Stripes are commonly associated with solifluction sheets.    Compare: stripe.    NRC …   Glossary of landform and geologic terms

  • solifluction terrace —    A low step with a straight or lobate front, the latter reflecting local differences in rate of flow. A solifluction terrace may have bare mineral soil on the upslope part and folded under organic matter in both the seasonally thawed and the… …   Glossary of landform and geologic terms

  • solifluction — noun Etymology: Latin solum soil + i + fluction , fluctio act of flowing, from fluere to flow more at fluid Date: 1906 the slow creeping of saturated fragmental material (as soil) down a slope that usually occurs in regions of perennial frost …   New Collegiate Dictionary

  • solifluction — noun Soil creep caused by waterlogged soil on top of an impermeable layer slowly moving downhill …   Wiktionary

  • solifluction —   a mass movement of soil in periglacial areas when upper layers thaw in summer and are lubricated in comparison to the permafrost below …   Geography glossary

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