[ ek-sog-uh-mee ]
/ ɛkˈsɒg ə mi /


marriage outside a specific tribe or similar social unit.Compare endogamy.
Biology. the union of gametes of unrelated parents.

Origin of exogamy

First recorded in 1860–65; exo- + -gamy

Related forms

ex·og·a·mous [ek-sog-uh-muh s] /ɛkˈsɒg ə məs/, ex·o·gam·ic [ek-suh-gam-ik] /ˌɛk səˈgæm ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for exogamy

British Dictionary definitions for exogamy


/ (ɛkˈsɒɡəmɪ) /


sociol anthropol the custom or an act of marrying a person belonging to another tribe, clan, or similar social unitCompare endogamy
biology fusion of gametes from parents that are not closely related

Derived Forms

exogamous (ɛkˈsɒɡəməs) or exogamic (ˌɛksəʊˈɡæmɪk), adjective
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

Medicine definitions for exogamy


[ ĕk-sŏgə-mē ]


Sexual reproduction by means of conjugation of two gametes of different ancestry, as in certain protozoan species.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.