An amount of matter deposited by a flood or flowing water; an alluvial deposit; (Law) an area of land formed in this way. Formerly also: †alluvium…
| 单词 | θ5920 |
| 释义 | the world > the earth > structure of the earth > constituent materials > sediment or alluvium > [noun] > diluvium (3) alluvion1731 An amount of matter deposited by a flood or flowing water; an alluvial deposit; (Law) an area of land formed in this way. Formerly also: †alluvium… diluvium1819 A term applied to superficial deposits which appear not to have been formed by the ordinary slow operations of water, but to be due to some… drift1839 Geology. A term applied (a) to any superficial deposit caused by a current of water or air; also (b) spec. (the Drift) to Pleistocene deposits of… |
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