clade(redirected from Clades)
Also found in: Thesaurus, Medical, Acronyms, Encyclopedia.
A grouping of organisms made on the basis of their presumed evolutionary history, consisting of a common ancestor and all of its descendants.
[From Greek klados, branch.]
(Biology) biology a group of organisms considered as having evolved from a common ancestor
[C20: from Greek klados branch, shoot]
a group of organisms sharing features that reflect a common ancestor or descent.
[1957; < Greek kládos branch]