polygenesis

polygenesis
a) The genesis of a species from more than one ancestor.
b) The theory that living organisms originate in cells or embryos of different kinds, instead of coming from a single cell; as opposed to monogenesis.
See Also: polygenetic

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  • Polygenesis — Pol y*gen e*sis ( j[e^]n [ e]*s[i^]s), Polygeny Po*lyg e*ny (p[ o]*l[i^]j [ e]*n[y^]), n. [Poly + genesis, or root of Gr. gi gnesqai to be born.] (Biol.) The theory that living organisms originate in cells or embryos of different kinds, instead… …   The Collaborative International Dictionary of English

  • polygenesis — [päl΄ə jen′ə sis] n. [ModL: see POLY & GENESIS] 1. derivation from more than one kind of germ cell 2. the theory that different species are descended from different ultimate ancestors polygenetic [päl΄ijə net′ik] adj. polygenetically adv …   English World dictionary

  • polygenesis —   n. derivation from many origins.    ♦ polygenesic,    ♦ polygenetic,    ♦ polygenic, a.    ♦ polygenism, n. theory of polygenesis of Man …   Dictionary of difficult words

  • Polygenesis (linguistics) — Polygenesis is a linguistic theory concerned with the origin of individual natural languages, holding that they come into being not by means of a linear progression from an ancestor language, but by input from one or more. Proponents of… …   Wikipedia

  • polygenesis — noun Etymology: New Latin Date: circa 1882 development from more than one source …   New Collegiate Dictionary

  • polygenesis — /pol ee jen euh sis/, n. Biol., Anthropol. origin from more than one ancestral species or line. [1860 65; POLY + GENESIS] * * * …   Universalium

  • Polygenesis — Po|ly|ge|ne|se, Po|ly|gẹ|ne|sis, die; : biologische Theorie von der stammesgeschichtlichen Herleitung jeder gegebenen Gruppe von Lebewesen aus jeweils mehreren Stammformen (2) …   Universal-Lexikon

  • polygenesis — theory that humans derived from many separate origins Causation and Formation …   Phrontistery dictionary

  • polygenesis — [ˌpɒlɪ dʒɛnɪsɪs] (also polygeny pə lɪdʒ(ə)ni) noun origination from a number of independent sources or places. Derivatives polygenetic adjective …   English new terms dictionary

  • polygenesis — poly·genesis …   English syllables

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