Sexual reproduction by means of conjugation of two gametes of different ancestry, as in certain protozoan species. [exo- + G. gamos, marriage]

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ex·og·a·my ek-'säg-ə-mē n, pl -mies
1) marriage outside of a specific group esp. as required by custom or law
2) sexual reproduction between individuals (as of a particular species) that are not closely related
ex·og·a·mous ek-'säg-ə-məs or exo·gam·ic .ek-sə-'gam-ik adj

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ex·og·a·my (ek-sogґə-me) [exo- + Gr. gamos marriage] 1. fertilization by the union of cells not derived from the same parent cell. Cf. autogamy and endogamy (def. 1). 2. marriage outside a particular community, range, or other group.

Medical dictionary. 2011.

Look at other dictionaries:

  • Exogamy — Ex*og a*my, n. The custom, or tribal law, which prohibits marriage between members of the same tribe; marriage outside of the tribe; opposed to {endogamy}. Lubbock. [1913 Webster] …   The Collaborative International Dictionary of English

  • exogamy — exogamy. См. экзогамия. (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.

  • exogamy — 1865, Mod.L., lit. outside marriage, from EXO (Cf. exo ) + GAMY (Cf. gamy). Related: Exogamous …   Etymology dictionary

  • exogamy — [eks äg′ə mē] n. [ EXO + GAMY] 1. the custom, often inviolable, of marrying only outside one s own clan, tribe, etc.; outbreeding: opposed to ENDOGAMY 2. Bot. cross pollination exogamous adj. exogamic [eks΄ə gam′ik] …   English World dictionary

  • Exogamy — This article is about marriage. For the Wedlock album, see Exogamy (album). Exogamy is a social arrangement where marriage is allowed only outside of a social group. The social groups define the scope and extent of exogamy, and the rules and… …   Wikipedia

  • exogamy — exogamous /ek sog euh meuhs/, exogamic /ek seuh gam ik/, adj. /ek sog euh mee/, n. 1. marriage outside a specific tribe or similar social unit. Cf. endogamy. 2. Biol. the union of gametes of unrelated parents. [1860 65; EXO + GAMY] * * * ▪ …   Universalium

  • exogamy — egzogamija statusas T sritis ekologija ir aplinkotyra apibrėžtis Skirtingos kilmės lytinių ląstelių susiliejimas. atitikmenys: angl. exogamy vok. Exogamie, f; Frendbefruchtung, f rus. экзогамия, f …   Ekologijos terminų aiškinamasis žodynas

  • exogamy — egzogamija statusas T sritis augalininkystė apibrėžtis Skirtingos kilmės lytinių ląstelių susiliejimas, padidinantis populiacijos heterozigotiškumą. atitikmenys: angl. exogamy rus. неродственное оплодотворение; экзогамия …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • exogamy — noun (plural mies) Date: 1865 marriage outside of a specific group especially as required by custom or law • exogamous or exogamic adjective …   New Collegiate Dictionary

  • exogamy — noun a) marriage to a person belonging to a tribe or group other than your own as required by custom or law b) the fusion of two unrelated gametes Ant: endogamy See Also …   Wiktionary

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