'Monophyletic' definitions:

Definition of 'Monophyletic'

From: GCIDE

Monophyletic \Mon`o*phy*let"ic\, a. [Gr. ? of one tribe, fr. mo`nos single + ? clan.] (Biol.) Of or pertaining to a single family or stock, or to development from a single common parent form; -- opposed to polyphyletic; as, monophyletic origin. [1913 Webster]