NCI Dictionary of Genetics Terms

  • Resize font
  • Print
  • Email
  • Facebook
  • Twitter
  • Google+
  • Pinterest

Welcome to the NCI Dictionary of Genetics Terms, which contains technical definitions for more than 150 terms related to genetics. These definitions were developed by the PDQ® Cancer Genetics Editorial Board to support the evidence-based, peer-reviewed PDQ cancer genetics information summaries.

admixture mapping
(ad-MIX-cher MA-ping)
A method used to identify genetic variants associated with traits and/or diseases in ethnic groups whose genomes resulted from a recent mixture of two or more geographically distinct ancestral populations.