释义 |
boulder clay
boulder clay n (Geological Science) an unstratified glacial deposit consisting of fine clay, boulders, and pebbles. See also till4 ThesaurusNoun | 1. | boulder clay - unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed togethertilldirt, soil - the part of the earth's surface consisting of humus and disintegrated rock | Translationsboulder clay
boulder clay: see driftdrift, deposit of mixed clay, gravel, sand, and boulders transported and laid down by glaciers. Stratified, or glaciofluvial, drift is carried by waters flowing from the melting ice of a glacier. ..... Click the link for more information. .boulder clay[′bōl·dər ‚klā] (geology) till till, glacial till, boulder clayAn unstratified glacial deposit which consists of pockets of clay, gravel, sand, silt, and boulders; has not been subject to the sorting action of water; usually has good load-sustaining properties.boulder clay an unstratified glacial deposit consisting of fine clay, boulders, and pebbles MedicalSeedriftFinancialSeeTillboulder clay
Synonyms for boulder claynoun unstratified soil deposited by a glacierSynonymsRelated Words |