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crevasse
(redirected from crevassed)

    Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson 0.15 sec.
crevasse (krəvăs`), large crack in the upper surface of a glacier glacier, moving mass of ice that survives year to year, formed by the compacting of snow into névé and then into granular ice and set in motion outward and downward by the force of gravity and the stress of its accumulated mass.
..... Click the link for more information. , formed by tension acting upon the brittle ice. Transverse crevasses occur where the grade of the glacier bed becomes suddenly steeper; longitudinal crevasses, where the glacier spreads over a wider valley or plain. Marginal crevasses are due to the strain built up when the central part moves faster than the sides.

crevasse

Enlarge picture
Crevasse in the Mozama Glacier on Mount Baker, Washington
(credit: Bob and Ira Spring)
Fissure or crack in a glacier resulting from stress produced by movement. Crevasses range up to 65 ft (20 m) wide, 150 ft (45 m) deep, and several hundred yards long. Crevasses may be bridged by snow and become hidden, and they may close up as the glacier moves.
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The surrounding wilderness is an alpine dreamscape: crevassed glaciers, glistening snowfields, cragged peaks, steep mountainsides thick with timber, blue lakes, wildflower meadows, tumbling creeks, raging rivers--most painted in various shades of surreal green.
An Olympic undertaking: in the holy grail of arborism, in search of a ... by Williams, Tyler / American Forests
In osteoarthritis, tissue fibrillation and the crevassed surface of the cartilage layer destroy the effectiveness of the seal, leading to the expulsion of fluid normally internal to the matrix.
Postacute phase (incudes commentary and author reponse)(In Vitro ... by Oatis, Carol A. / Physical Therapy
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