The carrying down or descent of the surface of the earth from hills and higher grounds into the valleys, by the action of rain, landslips, or other…
| 单词 | θ5245 |
| 释义 | the world > the earth > structure of the earth > formation of features > erosion or weathering > [noun] (45) deterration1686 The carrying down or descent of the surface of the earth from hills and higher grounds into the valleys, by the action of rain, landslips, or other… undermining1693 The action of digging under, excavating, eroding, etc. Also in figurative contexts. erosion1774 The action or process of eroding; the state or fact of being eroded. spec. in Geology: cf. erode, v. 2. corrosion1781 The action or process of corroding; the fact or condition of being corroded. The gradual wasting action of water, currents, etc.; erosion. Obsolete. degradation1799 Geology. The disintegration and wearing down of the surface of rocks, cliffs, strata, etc., by atmospheric and aqueous action. denudation1811 Geology. The laying bare of an underlying rock or formation through the wearing away or erosion of that which lies above it, by the action of water… corrasion1875 Geology. The local wearing away of the surface of the earth by the agency of moving air, water, glacial ice, etc., in conjunction with any matter… Subcategories:— cycle (1) — erosion of specific features (12) — soil erosion (5) — sheet erosion (2) — headward erosion (4) — undercutting (1) — cutting channel or hole (5) — wave erosion (2) — corrosion (1) — other types of (1) — susceptibility to erosion (2) — tendency to cause erosion (1) — matter produced by (1) |
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