polyphyletic
adjective Etymology: International Scientific Vocabulary, from Greek polyphylos of many tribes, from poly- + phylē tribe — more at phyl- Date: 1875 of, relating to, or derived from different ancestral stocks; specifically relating to or being a taxonomic group that includes members (as genera or species) from different ancestral lineages • polyphyletically adverb

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Polyphyletic — Pol y*phy*let ic, a. [Poly + Gr. ? clan.] (Biol.) Pertaining to, or characterized by, descent from more than one root form, or from many different root forms; polygenetic; opposed to {monophyletic}. [1913 Webster] …   The Collaborative International Dictionary of English

  • polyphyletic — [päl΄i fī let′ik] adj. [ POLY + PHYLETIC] Biol. derived from more than one ancestral type polyphyletically adv …   English World dictionary

  • polyphyletic — 1. Derived from more than one source, or having several lines of descent, in contrast to monophyletic. 2. In hematology, relating to polyphyletism. * * * poly·phy·let·ic .päl i (.)fī let ik adj of or relating to more than one stock specif derived …   Medical dictionary

  • polyphyletic — having more than one origin or lines of descent, not closely related. Species may be grouped polyphyletically as a convenience until a monophyletic classification can be made …   Dictionary of ichthyology

  • polyphyletic — adj. [Gr. polys, many; phyle, tribe] 1. Of mixed evolutionary origin, not derived from a common ancestor. 2. Pertaining to a group whose most recent common ancestor is not cladistically a member of that group. 3. Pleophyletic …   Dictionary of invertebrate zoology

  • polyphyletic — polyphyletically, adv. /pol ee fuy let ik/, adj. developed from more than one ancestral type, as a group of animals. [1870 75; POLY + PHYLETIC] * * * …   Universalium

  • polyphyletic — adjective Having multiple ancestral sources; referring to a taxon that does not contain the most recent common ancestor of its members. See Also: monophyletic, paraphyletic …   Wiktionary

  • polyphyletic — pÉ‘lɪfaɪletɪk / pÉ’l adj. having more than one ancestral type …   English contemporary dictionary

  • polyphyletic — [ˌpɒlɪfʌɪ lɛtɪk] adjective Biology (of a group of organisms) derived from more than one common evolutionary ancestor or ancestral group …   English new terms dictionary

  • polyphyletic —   Artifical group comprising members that have originated independently from more than one ancestor.   Cf. monophyletic, paraphyletic …   Expanded glossary of Cycad terms

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