phylogenetic tree

phylogenetic tree (plural phylogenetic trees)

1. (biology) A branching diagram illustrating the potential evolutionary relationships among biological organisms or other entities which the tree-maker hypothesizes share a common ancestor.
   • 2011, Jacques Pepin, “The Source”, in The Origins of AIDS, 1st edition, →ISBN, page 22:

     However, phylogenetic trees describe the relatedness between living organisms (and their classification) rather than ancestry. They measure the genetic distance between organisms, and identify the nearest relatives.

• tree (structurally)

• phylogenetic tree on Wikipedia.Wikipedia