The alternation of generations, especially between sexual and parthenogenetic generations.
3Marriage between people from different sociological or educational backgrounds.Compare with homogamy
- ‘An examination of the relative social positions of spouses shows that heterogamy, the marriage of people from different social backgrounds, was not characteristic after World War II either.’
- ‘The three barriers to heterogamy are described by inheritance, sectoral, and hierarchy parameters.’
- ‘However, it definitely does not support the hypothesis of decreasing barriers to inter-class heterogamy over time.’