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cladism

noun
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cla·​dism | \ ˈklādizəm, ˈkla- \
plural -s

Definition of cladism

: the theory that cladistic methods based on shared characteristics of organisms yield their true evolutionary relationships and provide the basis for a natural biological classification also : cladistics

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“Cladism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cladism. Accessed 17 May. 2021.

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