Marriage within one's own tribe or group as required by custom or law

• Marriage within a group

Wikipedia Word definitions in Wikipedia
Endogamy is the practice of marrying within a specific ethnic group , class, or social group , rejecting others on such a basis as being unsuitable for marriage or for other close personal relationships. Endogamy is common in many cultures and ethnic groups. ...

Wiktionary Word definitions in Wiktionary
n. The practice of marrying or requiring to marry within one’s own ethnic, religious, or social group.

WordNet Word definitions in WordNet
n. marriage within one's own tribe or group as required by custom or law [syn: intermarriage , inmarriage ] [ant: exogamy ]

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Endogamy \En*dog"a*my\, n. Marriage only within the tribe; a custom restricting a man in his choice of a wife to the tribe to which he belongs; -- opposed to exogamy .

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
"marriage within the tribe or group," 1865, from endo- on model of polygamy . Related: Endogamous (1865). Opposed to exogamy . Apparently both were coined by Scottish anthropologist John Ferguson McLennan (1827-1881) in "Primitive Marriage."\n\nTo this ...