embryogenesis

That phase of prenatal development involved in establishment of the characteristic configuration of the embryonic body; in humans, e. is usually regarded as extending from the end of the second week, when the embryonic disk is formed, to the end of the eighth week, after which the conceptus is usually spoken of as a fetus. [embryo- + G. genesis, origin]

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em·bryo·gen·e·sis .em-brē-ō-'jen-ə-səs n, pl -e·ses -.sēz the formation and development of the embryo
em·bryo·ge·net·ic -jə-'net-ik adj

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em·bryo·gen·e·sis (em″bre-o-jenґə-sis) [embryo + genesis] 1. the formation of an embryo. 2. the development of a new individual by means of sexual reproduction, that is, from a zygote; called also embryogeny and embryony.

Medical dictionary. 2011.

Look at other dictionaries:

  • embryogenesis — embryogenesis. См. эмбриогенез. (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.

  • Embryogenesis — [ http://www.ncbi.nih.gov/About/primer/genetics cell.html NCBI] .] Embryogenesis is the process by which the embryo is formed and develops. It starts with the fertilization of the ovum, egg, which, after fertilization, is then called a zygote.… …   Wikipedia

  • Embryogenesis — gemalo formavimasis statusas T sritis gyvūnų raida, augimas, ontogenezė, embriologija atitikmenys: lot. Embryogenesis ryšiai: platesnis terminas – pagrindiniai terminai siauresnis terminas – brachiomerizmas siauresnis terminas – embrionas… …   Veterinarinės anatomijos, histologijos ir embriologijos terminai

  • Embryogenesis — gemalo formavimasis statusas T sritis embriologija atitikmenys: lot. Embryogenesis ryšiai: platesnis terminas – organo atsiradimas bei formavimasis siauresnis terminas – kūno susiskirstymas į segmentus siauresnis terminas – žiauninių segmentų… …   Medicininės histologijos ir embriologijos vardynas

  • embryogenesis — embriogenezė statusas T sritis augalininkystė apibrėžtis Gemalo rutuliojimasis iš zigotos. atitikmenys: angl. embryogenesis; embryogeny rus. развитие зародыша; эмбриогенез ryšiai: sinonimas – gemalo raida …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • embryogenesis — 1. (General) Development of an embryo. 2. (In plants) In vitro formation of plants from plant tissues, through a pathway closely resembling normal embryogeny from the zygote. Somatic cell embryogenesis is an alteRNAtive technique. The generation… …   Glossary of Biotechnology

  • embryogenesis — noun Date: 1830 the formation and development of the embryo • embryogenetic adjective …   New Collegiate Dictionary

  • embryogenesis — n. [Gr. embryon, fetus; genesis, beginning] Formation and development of an embryo from an egg; embrogeny …   Dictionary of invertebrate zoology

  • embryogenesis — The processes leading to the development of an embryo from egg to completion of the embryonic stage …   Dictionary of molecular biology

  • embryogenesis — em·bry·o·gen·e·sis (ĕm brē ō jĕnʹĭ sĭs) also em·bry·og·e·ny ( ŏjʹə nē) n. The development and growth of an embryo.   em bry·o·genʹic ( jĕnʹĭk) or em bry·o·ge·netʹic ( ō jə nĕtʹĭk) adj. * * * …   Universalium

  • embryogenesis — noun The process by which an embryo is formed and develops …   Wiktionary

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