ice scour
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Ice scour — is a geological term for long, narrow ditches in a seabed, created by the collision of fast ice and pack ice. Synonyms include gouging, ice ploughing, ice score, and Ice Gouge. This phenomenon is common along the northern coast of alaska and in… … Wikipedia
ice-scour|ing — «YS SKOWR ihng», noun. the action of glacial ice on rock … Useful english dictionary
ice in lakes and rivers — Introduction a sheet or stretch of ice forming on the surface of lakes and rivers when the temperature drops below freezing (0° C [32° F]). The nature of the ice formations may be as simple as a floating layer that gradually thickens, or it … Universalium
scour — [ geomorphology ] The powerful and concentrated clearing and digging action of flowing air, water, or ice, especially the downward erosion by stream water in sweeping away mud and silt on the outside curve of a bend, or during the time of a … Glossary of landform and geologic terms
lake — lake1 /layk/, n. 1. a body of fresh or salt water of considerable size, surrounded by land. 2. any similar body or pool of other liquid, as oil. 3. (go) jump in the lake, (used as an exclamation of dismissal or impatience.) [bef. 1000; ME lak(e) … Universalium
Lake — /layk/, n. Simon, 1866 1945, U.S. engineer and naval architect. * * * I Relatively large body of slow moving or standing water that occupies an inland basin. Lakes are most abundant in high northern latitudes and in mountain regions, particularly … Universalium
lake — I (New American Roget s College Thesaurus) n. loch, lough; pond, pool, tarn, lakelet, mere. See water. II (Roget s IV) n. Syn. pond, creek, mouth, tarn, loch, lough, lagoon, mere, pool, inland sea; see also sea . Famous lakes include: Titicaca,… … English dictionary for students
iceberg — /uys berrg/, n. 1. a large floating mass of ice, detached from a glacier and carried out to sea. 2. Informal. an emotionally cold person. 3. Australian Informal. a person who swims or surfs regularly in winter. 4. tip of the iceberg, the first… … Universalium
river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… … Universalium
River engineering — The Los Angeles River is extensively channelized with concrete embankments. River engineering is the process of planned human intervention in the course, characteristics or flow of a river with the intention of producing some defined benefit.… … Wikipedia
