Definition of codominance in English:


Pronunciation /ˌkəʊˈdɒmɪnəns/


  • 1Forestry
    In forest trees: the condition of having crowns that reach but do not extend above the average level of the canopy.

  • 2Ecology
    The sharing of dominance by two or more species of plant in a plant community.

  • 3Genetics
    The full and equal expression in the phenotype of both alleles present at a heterozygotic locus; (of alleles) fully and equally expressed when occurring together at a heterozygotic locus.


Early 20th century. From co- + dominance, after codominant.