from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Biology Characterized by the fusion of unlike gametes in the reproductive process.
- adj. Biology Characterized by reproduction involving the alternation of sexual and parthenogenetic generations.
- adj. Botany Bearing male and female flowers.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. in which the stamens and pistils are not present in every flower; i.e. there are male and female flowers
- adj. characterized by alternating generations of a parthenogenetic and sexual nature
- adj. involving heterogametes in the reproductive process
from the GNU version of the Collaborative International Dictionary of English
- adj. The condition of having two or more kinds of flowers which differ in regard to stamens and pistils, as in the aster.
- adj. Characterized by heterogamy.
from The Century Dictionary and Cyclopedia
- In botany, bearing two kinds of flowers which differ sexually, as in most Compositæ and many Cyperaceæ.
- Illustrative of or characterized by heterogenesis, or alternation of generations.
- Of or pertaining to heterogamy, or the marriage or pairing of unlike individuals.
"The dominant system of heterogamous marriage prevailed in Europe for centuries ..."
Higher still are the retention rates of those with single parents, heterogamous cohabiting parents, and those who are formerly married.
By this point in the post, you might be sick of the terms homogamous and heterogamous.
These are the "behind-grade" rates for kids living in different types of parent situations (note "homogamous" are same-sex couples regardless of legal marital status, and "heterogamous" are male-female couples):
You can see that kids in homogamous-couple families do have higher grade-retention rates than those in heterogamous-married families.
I'm sticking with my suggestion -- spelled out in long form here -- to describe couples as homogamous versus heterogamous.
In the subsequent analysis, however, the article shows conclusively that the homogamous-couple effect isaccounted for by the lower education and income of those couples compared with heterogamous married couples.
In this case, the problem is that Dean and Cindy are heterogamous.