clad·o·gram (kl d  -grm , kl d-)n. A branching, treelike diagram in which the endpoints of the branches represent specific species of organisms. It is used to illustrate phylogenetic relationships and show points at which various species have diverged from common ancestral forms. [Greek klados, branch + -gram.] |
cladogram [ˈkleɪdəʊˌgræm]
n
(Life Sciences & Allied Applications / Biology) Biology a treelike diagram illustrating the development of a clade
[from clade + -o- + -gram]
| cladogram (kld-grm, kld-) 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. |   evolutionary relationship among primates, showing that chimpanzees and bonobos are more closely related to each other than to humans, and that all three are more closely related to each other than they are to gorillas, orangutans, and baboons |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | cladogram - a tree diagram used to illustrate phylogenetic relationships tree diagram, tree - a figure that branches from a single root; "genealogical tree" |
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