单词 | diagenesis |
释义 | diagenesis[ dahy-uh-jen-uh-sis ] / ˌdaɪ əˈdʒɛn ə sɪs / noun Geology.the physical and chemical changes occurring in sediments between the times of deposition and solidification. Origin of diagenesisFrom New Latin, dating back to 1885–90; see origin at dia-, -genesis OTHER WORDS FROM diagenesisdi·a·ge·net·ic [dahy-uh-juh-net-ik], /ˌdaɪ ə dʒəˈnɛt ɪk/, adjectiveWords nearby diagenesisdiadochokinesia, diadochy, diadromous, diaeresis, diag., diagenesis, diageotropic, diageotropism, Diaghilev, diagnose, diagnosis Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for diagenesisdiagenesis / (ˌdaɪəˈdʒɛnɪsɪs) / nounthe sum of the physical, chemical, and biological changes that take place in sediments as they become consolidated into rocks, including compaction and cementation, but excluding weathering and metamorphic changes chem recrystallization of a solid to form large crystal grains from smaller ones Derived forms of diagenesisdiagenetic (ˌdaɪədʒəˈnɛtɪk), adjectiveCollins 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 diagenesisdiagenesis [ dī′ə-jĕn′ĭ-sĭs ] The process by which sediment undergoes chemical and physical changes during its lithification (conversion to rock). Compaction, leaching, cementation, and recrystallization are all forms of diagenesis. Erosion and metamorphism are not. Oil, gas, and coal form through the diagenesis of organic sedimentary matter. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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