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Definitions
Wiktionary
- n. Between males and females of a species, the mutual attraction or selection, for reproductive purposes, of individuals with similar characteristics.
WordNet 3.0
- n. mating of individuals having more traits in common than likely in random mating
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nuxiy "The tendency of like to mate with like. Mating can be assortative for a certain genotype (e.g., individuals with genotype AA tend to mate with other individuals of genotype AA) or phenotype (e.g., tall individuals mate with other tall individuals)."
- SNPA Mar 21, 2009