单词 | isomorphism |
释义 | isomorphism[ ahy-suh-mawr-fiz-uhm ] / ˌaɪ səˈmɔr fɪz əm / nounthe state or property of being isomorphous or isomorphic. Mathematics. a one-to-one relation onto the map between two sets, which preserves the relations existing between elements in its domain. Origin of isomorphismFirst recorded in 1820–30; isomorph(ous) + -ism Words nearby isomorphismisometropia, isometry, isomorph, isomorphic, isomorphic response, isomorphism, isomorphous, isoneph, isoniazid, isonicotinic acid hydrazide, isonome Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for isomorphismBritish Dictionary definitions for isomorphismisomorphism / (ˌaɪsəʊˈmɔːfɪzəm) / nounbiology similarity of form, as in different generations of the same life cycle chem the existence of two or more substances of different composition in a similar crystalline form maths a one-to-one correspondence between the elements of two or more sets, such as those of Arabic and Roman numerals, and between the sums or products of the elements of one of these sets and those of the equivalent elements of the other set or sets 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 Medical definitions for isomorphismisomorphism [ ī′sə-môr′fĭz′əm ] n.A similarity in form, as in organisms of different ancestry. A close similarity in the crystalline structure of two or more substances of similar chemical composition. Other words from isomorphismi′so•mor′phous adj.The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for isomorphismisomorphism [ ī′sə-môr′fĭz′əm ] Similarity in form, as in organisms of different ancestry. A one-to-one correspondence between the elements of two sets such that the result of an operation on elements of one set corresponds to the result of the analogous operation on their images in the other set. A close similarity in the crystalline structure of two or more substances of different chemical composition. Isomorphism is seen, for example, in the group of minerals known as garnets, which can vary in chemical composition but always have the same crystal structure. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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