a group of living organisms that includes all the descendants sharing specific genetic traits of a common ancestor
Origin of clade; from Classical Greek klados, a branch: see holt
A grouping of organisms made on the basis of their presumed evolutionary history, consisting of a common ancestor and all of its descendants.
Origin of cladeFrom Greek klados, branch.
- (biology, systematics) A group of animals or other organisms derived from a common ancestor species.
- (genetics) A higher level grouping of a genetic haplogroup.
From Ancient Greek κλάδος (klados, “shoot, branch”); coined 1957 by biologist Julian Huxley.