parthenogenesisn.

Brit.

/ˌpɑːθᵻnə(ʊ)ˈdʒɛnᵻsɪs/, U.S.

/ˈˌpɑrθənoʊˈdʒɛnəsəs/

Origin: Formed within English, by compounding. Etymons: partheno- comb. form, -genesis comb. form.

Etymology: < partheno- comb. form + -genesis comb. form. Compare metagenesis n., epigenesis n.

Biology.

Reproduction from a gamete without fertilization, occurring most commonly in invertebrates and lower plants. Formerly also: asexual reproduction, as by fission or budding. Also figurative.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > others

adosculation1682

autogeny?1818

gemmation1836

parthenogenesis1849

virgin production1849

rejuvenescence1853

agamogenesis1857

monogeny1857

autogenesis1858

homogenesis1858

proliferation1864

monogenesis1866

swarming1867

paedogenesis1870

monogony1873

virginal generation1879

division1880

monogenesy1890

parthenogeny1890

anisogamy1891

isogamy1891

paragamy1891

separation1891

paedogenesis1892

parthenism1892

heterogamy1894

thelytoky1895

flagellation1898

cytogamy1899

pseudogamy1900

tychoparthenogenesis1900

syngamy1904

pseudogamy1907

ectogenesis1909

paedogamy1910

apomixis1913

progenesis1934

agamospermy1939

mixis1944

somatogamy1949

decapitation-

1849 R. Owen (title) On parthenogenesis, or the successive productions of procreating individuals from the single ovum.

1870 J. R. Lowell Among my Bks. (1873) 1st Ser. 223 How one sin involves another, and forever another, by a fatal parthenogenesis.

1886 S. H. Vines Lect. Physiol. Plants xxiii. 674 When..these gametes, having failed to conjugate, germinate independently, it must be assumed that both male and female parthenogenesis takes place.

1902 D. H. Campbell Univ. Text-bk. Bot. v. 122 In one species of Chara, C. crinita, the oöspores are developed without fertilization—one of the few well-authenticated cases of parthenogenesis.

1936 Nature 12 Sept. (Suppl.) 447/2 Recent successful experiments with mammals in parthenogenesis and eutelegenesis.

1944 R. Matheson Entomol. for Introd. Courses v. 114 In many of the parthenogenic insects asexual reproduction is frequently followed by the sexual reproduction (cyclical parthenogenesis).

1987 G. M. Urquhart et al. Vet. Parasitol. (1988) (BNC) 64 The parasitic phase is composed entirely of female worms in the small intestine and these produce larvated eggs by parthenogenesis.

1993 Vincentian 23 Dec. 9/1 Two thousand years ago, a little boy was born to a humble carpenter and his virgin wife Mary by a process called parthenogenesis.

This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).

单词	parthenogenesis
释义	parthenogenesisn. Brit. /ˌpɑːθᵻnə(ʊ)ˈdʒɛnᵻsɪs/, U.S. /ˈˌpɑrθənoʊˈdʒɛnəsəs/ Origin: Formed within English, by compounding. Etymons: partheno- comb. form, -genesis comb. form. Etymology: < partheno- comb. form + -genesis comb. form. Compare metagenesis n., epigenesis n. Biology. Reproduction from a gamete without fertilization, occurring most commonly in invertebrates and lower plants. Formerly also: asexual reproduction, as by fission or budding. Also figurative. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > others adosculation1682 autogeny?1818 gemmation1836 parthenogenesis1849 virgin production1849 rejuvenescence1853 agamogenesis1857 monogeny1857 autogenesis1858 homogenesis1858 proliferation1864 monogenesis1866 swarming1867 paedogenesis1870 monogony1873 virginal generation1879 division1880 monogenesy1890 parthenogeny1890 anisogamy1891 isogamy1891 paragamy1891 separation1891 paedogenesis1892 parthenism1892 heterogamy1894 thelytoky1895 flagellation1898 cytogamy1899 pseudogamy1900 tychoparthenogenesis1900 syngamy1904 pseudogamy1907 ectogenesis1909 paedogamy1910 apomixis1913 progenesis1934 agamospermy1939 mixis1944 somatogamy1949 decapitation- 1849 R. Owen (title) On parthenogenesis, or the successive productions of procreating individuals from the single ovum. 1870 J. R. Lowell Among my Bks. (1873) 1st Ser. 223 How one sin involves another, and forever another, by a fatal parthenogenesis. 1886 S. H. Vines Lect. Physiol. Plants xxiii. 674 When..these gametes, having failed to conjugate, germinate independently, it must be assumed that both male and female parthenogenesis takes place. 1902 D. H. Campbell Univ. Text-bk. Bot. v. 122 In one species of Chara, C. crinita, the oöspores are developed without fertilization—one of the few well-authenticated cases of parthenogenesis. 1936 Nature 12 Sept. (Suppl.) 447/2 Recent successful experiments with mammals in parthenogenesis and eutelegenesis. 1944 R. Matheson Entomol. for Introd. Courses v. 114 In many of the parthenogenic insects asexual reproduction is frequently followed by the sexual reproduction (cyclical parthenogenesis). 1987 G. M. Urquhart et al. Vet. Parasitol. (1988) (BNC) 64 The parasitic phase is composed entirely of female worms in the small intestine and these produce larvated eggs by parthenogenesis. 1993 Vincentian 23 Dec. 9/1 Two thousand years ago, a little boy was born to a humble carpenter and his virgin wife Mary by a process called parthenogenesis. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < n.1849
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