yvlog

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parthenogenesis

[ par-thuh-noh-jen-uh-sis ]

noun

Biology.
  1. development of an egg without fertilization.


parthenogenesis

/ ˌpɑːθɪˌnəʊdʒɪˈnɛtɪk; ˌpɑːθɪnəʊˈdʒɛnɪsɪs /

noun

  1. a type of reproduction, occurring in some insects and flowers, in which the unfertilized ovum develops directly into a new individual
  2. human conception without fertilization by a male; virgin birth
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

parthenogenesis

/ ä′tə-ō-ĕĭ-ĭ /

  1. Reproduction in which an egg develops into a new individual without being fertilized. Aphids and certain other insects can reproduce by parthenogenesis. Parthenogenesis does not necessarily produce clones of the parent. Among hymenopterans such as honeybees and ants, the haploid males develop from unfertilized eggs laid by the queen, who is diploid. Parthenogenesis is a form of apomixis.
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Derived Forms

  • parthenogenetic, adjective
  • ˌ貹ٳˌԴDzˈԱپ, adverb
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Other yvlog Forms

  • 貹·ٳ·Դ··Ա· [pahr-th, uh, -noh-j, uh, -, net, -ik], adjective
  • 貹t·Դ··Աi·· adverb
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yvlog History and Origins

Origin of parthenogenesis1

First recorded in 1840–50; partheno- + genesis
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yvlog History and Origins

Origin of parthenogenesis1

C19: from Greek parthenos virgin + genesis birth
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Example Sentences

Examples have not been reviewed.

The pregnancy was thought to be the result of a type of asexual reproduction called parthenogenesis, in which offspring develop from unfertilized eggs, meaning there is no genetic contribution by a male.

From

The pregnancy is likely due to a phenomenon called parthenogenesis.

From

Its biggest lesson now is on the process of parthenogenesis: a type of asexual reproduction in which offspring develop from unfertilized eggs, meaning there is no genetic contribution by a male.

From

But some have an alternative called parthenogenesis: no males needed.

From

But those offspring were made by tinkering with egg cells in laboratory dishes rather than by giving female animals the capacity for virgin birth, also known as parthenogenesis.

From

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