| 单词 | ice dyke |
| 释义 | > as lemmasice dyke ice dyke n. Geology a crevasse or fissure filled with ice, typically in columnar form.In some cases an ice dyke results from an intrusive process resembling the formation of an igneous dyke; cf. dike n.1 9b. ΚΠ 1842 Geologist 1 8 Large lakes of water are often collected in ice dikes, as at Pussay at the side of the Adie. 1914 Geogr. Teacher 7 368 When a crevasse is very old it frequently becomes filled up through the combined agency of avalanches of snow and of streams of water, forming an ice-dyke. 2007 H. M. French Periglacial Environment (ed. 3) ii. vii. 183 Ice dykes formed from water intruded upwards under pressure into permafrost along fissures are associated with segregated and/or segregated-intrusive ice. < as lemmas |
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