exogamy
/ekˈsɒgəmɪ/noun
mass noun
1- Anthropology the custom of marrying outside a community, clan, or tribe【人类学】（只与）异族结婚（的）习俗, 族外婚。比较ENDOGAMY.
1.1
- Biology the fusion of reproductive cells from distantly related or unrelated individuals; outbreeding; cross-pollination【生】异系配合; 异系交配; 非近亲繁殖。
派生词