noun[mass noun] Biology
Natural selection arising through preference by one sex for certain characteristics in individuals of the other sex: long tails in male birds of the species probably evolved through sexual selection
More example sentences
- A large portion of the first volume was devoted to the working of natural and sexual selection as an explanation of the origin of human beings by natural means.
- In fact, Darwin himself postulated that facial hair may have evolved through sexual selection.
- Moreover, he developed a theory of sexual selection in evolution… in which the chief force is the competition among males to be more appealing to discriminating females.
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Line breaks: sex¦ual se¦lec|tion
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