单词 | pingo |
释义 | pingo[ ping-goh ] / ˈpɪŋ goʊ / noun, plural pin·gos.Geology.a hill of soil-covered ice pushed up by hydrostatic pressure in an area of permafrost. a hill of similar origin remaining after the melting of permafrost. Origin of pingoFirst recorded in 1925–30, pingo is from the Inuit word pinguq Words nearby pingopinfish, pinfold, ping, pinger, Ping Hsin, pingo, ping-pong, pinguecula, pinguid, pinhead, pinheaded Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for pingo
British Dictionary definitions for pingopingo / (ˈpɪŋɡəʊ) / noun plural -gosa mound of earth or gravel formed through pressure from a layer of water trapped between newly frozen ice and underlying permafrost in Arctic regions Word Origin for pingoC20: from Inuktitut Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for pingopingo [ pĭng′gō ] Plural pingos pingoesA large mound or dome of ice covered with soil. Pingos are about 30 to 50 m (98 to 164 ft) high and up to 400 m (1,312 ft) in diameter and are found in Arctic regions. They are believed to form in basins (such as drained lake beds) as a result of the freezing and upward expansion of water held in subsurface soil, which initiates the doming, as well as by the rising and freezing of water trapped beneath or within the permafrost, as a result of hydrostatic pressure. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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