An accumulation of snow, sand, etc., driven together by the wind. (In quot. 1644 applied to a bed or vein of metal.) Also transferred.
| 单词 | θ4933 |
| 释义 | the world > the earth > structure of the earth > structural features > deposited by water, ice, or wind > [noun] > wind-blown (5) drifta1400 An accumulation of snow, sand, etc., driven together by the wind. (In quot. 1644 applied to a bed or vein of metal.) Also transferred. wave1789 transferred. A long convex strip of land between two long broad hollows; one of a series of such strips; also occasionally a rounded ridge of sand… sand glacier1875 (see quot. 1972). lunette1940 Physical Geography. A broad shallow mound of wind-blown material built up along the leeward side of a lake basin, esp. in arid parts of Australia… sand shadow1941 an accumulation of sand to the lee of an obstruction. |
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