[pol-ee-fahy-let-ik] /ˌpɒl i faɪˈlɛt ɪk/
developed from more than one ancestral type, as a group of animals.
(biology) relating to or characterized by descent from more than one ancestral group of animals or plants
polyphyletic pol·y·phy·let·ic (pŏl’ē-fī-lět’ĭk)
pol’y·phy’le·tism (-fī’lĭ-tĭz’əm) n.
Relating to a taxonomic group that does not include the common ancestor of the members of the group and whose members have two or more separate origins. A group that consists of flying vertebrates would be polyphyletic, as bats and birds independently evolved flight and do not share a common ancestor. Compare monophyletic, paraphyletic.
/ˌpɒlɪˈfaɪəʊˌdɒnt/ adjective 1. having many successive sets of teeth, as fishes and other lower vertebrates Compare diphyodont
/ˈpɒlɪˌpɪl/ noun 1. a proposed medication intended to reduce the likelihood of heart attacks and strokes, containing doses of different drugs to lower blood cholesterol, control blood pressure, and reduce the clotting tendency of the blood
polyplastic pol·y·plas·tic (pŏl’ē-plās’tĭk) adj.
polyplegia pol·y·ple·gi·a (pŏl’ē-plē’jē-ə, -jə) n. Paralysis of several muscles.