a method of classifying living organisms, often using computer techniques, based on the relationships between phylogenetic branching patterns from a common ancestor
noun(used with a sing. verb)
A system of classification based on the presumed phylogenetic relationships and evolutionary history of groups of organisms.
- cla·dis′tic, cla·dis′ti·cal
- (systematics) An approach to biological systematics in which organisms are grouped based upon synapomorphies (shared derived characteristics) only, and not upon symplesiomorphies (shared ancestral characteristics).