assortative mating

noun

Definition of assortative mating

: nonrandom mating: such as
a : mating between the more similar individuals of a population especially when regarded as a factor in evolutionary differentiation within a population
b : selective mating between individuals whose choice of marriage partners is determined by similarity of social environment — see homogamy

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Cite this Entry

“Assortative mating.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assortative%20mating. Accessed 10 Apr. 2021.

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