Definition of sex-linked in English:


Syllabification: sex-linked


chiefly Biology
  • 1Tending to be associated with one sex or the other.
    More example sentences
    • I'm pretty convinced that baldness is genetic but isn't sex-linked.
    • The sound anthropological position is that certain sex-linked behaviors are biologically based, although subject to cultural modifications within limits.
    • We resist recognizing that our most serious social problems are sex-linked.
  • 1.1(Of a gene or heritable characteristic) carried by a sex chromosome.
    More example sentences
    • The disorder is inherited as a sex-linked trait, with the HGPRT gene on the X chromosome.
    • However, males who inherit an X chromosome with a gene for a sex-linked disease have no second X to fall back on and, therefore, have the disease.
    • Hemophilia A, a sex-linked recessive trait carried by females and manifested in males, is a blood-clotting disorder brought about by a deficiency in certain substances responsible for normal blood coagulation.

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