| 单词 | cladogram |
| 释义 | cladogram[ klad-uh-gram, kley-duh- ] / ˈklæd əˌgræm, ˈkleɪ də- / noun Biology.a branching diagram depicting the successive points of species divergence from common ancestral lines without regard to the degree of deviation. Compare dendrogram, phenogram. Origin of cladogramFirst recorded in 1965–70; clado- + -gram1 Words nearby cladogramclado-, cladocarpous, cladoceran, cladode, cladogenesis, cladogram, cladophyll, cladoptosis, cladosporiosis, Cladosporium, claes Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for cladogramcladogram / (ˈkleɪdəʊˌɡræm) / nounbiology a treelike diagram illustrating the development of a cladeSee clade Word Origin for cladogramC20: from clade + -o- + -gram 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 cladogramcladogram [ klăd′ə-grăm′, klā′də- ] A branching treelike diagram used to illustrate evolutionary (phylogenetic) relationships among organisms. Each node, or point of divergence, has two branching lines of descendance, indicating evolutionary divergence from a common ancestor. The endpoints of the tree represent individual species, and any node together with its descendant branches and subbranches constitutes a clade. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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