oogamyn.

Brit.

/əʊˈɒɡəmi/, U.S.

/oʊˈ(w)ɑɡəmi/

Forms: 1800s– oogamy, 1900s– oögamy.

Origin: Formed within English, by compounding. Etymons: oo- comb. form, -gamy comb. form.

Etymology: < oo- comb. form + -gamy comb. form, after oogamous adj. Compare slightly earlier oogamete n.

Biology.

Oogamous reproduction.

ΘΚΠ

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

syngenesis1836

bisexuality1850

gamogenesis1858

amphigony1876

amphimixis1893

oogamy1894

androgenesis1895

merogamy1901

gynogenesis1925

1894 S. H. Vines Students' Text-bk. Bot. 225 Oogamy: the female organ is an oogonium.

1913 New Phytologist 12 111 There is still more pronounced differentiation between the vegetative and the reproductive cells and more marked oogamy.

1933 G. M. Smith Fresh-water Algae U.S. 288 The evolution from isogamy to oögamy may be independent of any evolution in thallus structure.

1956 Amer. Jrnl. Bot. 43 539/2 Progression from isogamy to oögamy has arisen independently more than once among the algae.

1971 P. H. B. Talbot Princ. Fungal Taxon. vii. 91 Oogamy, such as occurs in some of the lower fungi, is but a specialized form of gametangial contact.

1994 New Phytologist 127 400/2 More complex systems involve structurally distinct male and female gametes, often differentiated into highly specialized cells such as large sessile eggs and small motile sperm (oogamy).

This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).

单词	oogamy
释义	oogamyn. Brit. /əʊˈɒɡəmi/, U.S. /oʊˈ(w)ɑɡəmi/ Forms: 1800s– oogamy, 1900s– oögamy. Origin: Formed within English, by compounding. Etymons: oo- comb. form, -gamy comb. form. Etymology: < oo- comb. form + -gamy comb. form, after oogamous adj. Compare slightly earlier oogamete n. Biology. Oogamous reproduction. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > sexual syngenesis1836 bisexuality1850 gamogenesis1858 amphigony1876 amphimixis1893 oogamy1894 androgenesis1895 merogamy1901 gynogenesis1925 1894 S. H. Vines Students' Text-bk. Bot. 225 Oogamy: the female organ is an oogonium. 1913 New Phytologist 12 111 There is still more pronounced differentiation between the vegetative and the reproductive cells and more marked oogamy. 1933 G. M. Smith Fresh-water Algae U.S. 288 The evolution from isogamy to oögamy may be independent of any evolution in thallus structure. 1956 Amer. Jrnl. Bot. 43 539/2 Progression from isogamy to oögamy has arisen independently more than once among the algae. 1971 P. H. B. Talbot Princ. Fungal Taxon. vii. 91 Oogamy, such as occurs in some of the lower fungi, is but a specialized form of gametangial contact. 1994 New Phytologist 127 400/2 More complex systems involve structurally distinct male and female gametes, often differentiated into highly specialized cells such as large sessile eggs and small motile sperm (oogamy). This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022). < n.1894
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