单词 | discontinuity |
释义 | discontinuity[ dis-kon-tn-oo-i-tee, -yoo- ] / ˌdɪs kɒn tnˈu ɪ ti, -ˈyu- / SEE SYNONYMS FOR discontinuity ON THESAURUS.COM noun, plural dis·con·ti·nu·i·ties.lack of continuity; irregularity: The plot of the book was marred by discontinuity. a break or gap: The surface of the moon is characterized by major discontinuities. Mathematics. a point at which a function is not continuous. Geology. a zone deep within the earth where the velocity of earthquake waves changes radically. Origin of discontinuityFrom the Medieval Latin word discontinuitās, dating back to 1560–70. See discontinuous, -ity Words nearby discontinuitydiscontented, discontinuance, discontinuation, discontinuation test, discontinue, discontinuity, discontinuous, discontinuous variation, discopathy, discophile, discoplacenta Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for discontinuityBritish Dictionary definitions for discontinuitydiscontinuity / (dɪsˌkɒntɪˈnjuːɪtɪ) / noun plural -tieslack of rational connection or cohesion a break or interruption maths
geology
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 discontinuitydiscontinuity [ dĭs-kŏn′tə-nōō′ĭ-tē ] A usually uneven surface between two layers of rock or sediment that represents either an interruption in the deposition of the layers, as in an unconformity, or a displacement of one or both layers relative to each other, as in a fault. A surface within the Earth across which the velocities of seismic waves change. The discontinuities are located at the boundaries between the Earth's various layers and correspond to changes in the elastic properties of the Earth's materials. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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