cenogenesis

cenogenesis
cenogenesis cen`o*gen"e*sis n. [Gr. ? new + E. genesis.] (Biol.) The introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (as addition of the placenta in mammalian evolution); a modified evolution, in which nonprimitive characters make their appearance in consequence of a secondary adaptation of the embryo to the peculiar conditions of its environment; -- distinguished from {palingenesis}. [Also spelled {caenogenesis} and formerly {kenogenesis}.] [WordNet 1.5 + 1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Cenogénesis — Saltar a navegación, búsqueda En biología evolutiva la cenogénesis (del griego καινός reciente + γένεσις génesis ) es el proceso ontogenético que contradice la ley biogenética o teoría de la recapitulación de Ernst Haeckel según la cual, la… …   Wikipedia Español

  • cenogenesis — cenogenesis. См. ценогенез. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Cenogenĕsis — Cenogenĕsis, s. Entwickelungsgeschichte …   Meyers Großes Konversations-Lexikon

  • Cenogenesis — Cenogenĕsis, die durch selbständige Anpassung der Organismen auf bestimmten Entwicklungsstufen bewirkte Abweichung vom biogenetischen Grundgesetz …   Kleines Konversations-Lexikon

  • cenogénesis — Desarrollo de características físicas que están ausentes en las formas primitivas de una especie como respuesta de adaptación a las condiciones del entorno. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A.… …   Diccionario médico

  • cenogenesis — [sē΄nō jen′ə sis, sen΄ōjen′ə sis] n. 〚ceno (< Gr kainos: see CENE) + GENESIS〛 the development of structures in the embryonic or larval stage of an organism that are adaptive and do not appear in the evolutionary history of its group: cf …   Universalium

  • cenogenesis — [sē΄nō jen′ə sis, sen΄ōjen′ə sis] n. [ceno (< Gr kainos: see CENE) + GENESIS] the development of structures in the embryonic or larval stage of an organism that are adaptive and do not appear in the evolutionary history of its group: cf.… …   English World dictionary

  • cenogenesis — Kenogenesis Ken o*gen e*sis, n. [Gr. ? new + E. genesis.] (Biol.) Modified evolution, in which nonprimitive characters make their appearance in consequence of a secondary adaptation of the embryo to the peculiar conditions of its environment;… …   The Collaborative International Dictionary of English

  • cenogenesis — Recapitulation Re ca*pit u*la tion (r[=e] k[.a]*p[i^]t [ u]*l[=a] sh[u^]n), n. [LL. recapitulatio: cf. F. recapitulation.] 1. The act of recapitulating; a summary, or concise statement or enumeration, of the principal points, facts, or statements …   The Collaborative International Dictionary of English

  • cenogenesis — noun introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution) • Syn: ↑kenogenesis, ↑caenogenesis,… …   Useful english dictionary

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