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  1. Oxford American Dictionary

    sexual dimorphism

    • IPA[ˈsekSH(əw)əl dīˈmôrfizəm]
    • n.
      distinct difference in size or appearance between the sexes of an animal in addition to difference between the sexual organs themselves.

    • noun: sexual dimorphism

    • 更多解釋

    sexual dimorphism

    • n.
      distinct difference in size or appearance between the sexes of an animal in addition to the ...

    Oxford Dictionary