codominant(redirected from codominant allele)
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Related to codominant allele: multiple allele
In genetics, denoting an equal degree of dominance of two genes, both being expressed in the phenotype of the individual; for example, genes A and B of the ABO blood group are codominant; individuals with both are type AB.
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1. Of or relating to two alleles of a gene that are both fully expressed in a heterozygote.
2. Being one of two or more of the most common or important species in an ecological community and influencing the presence and type of other species in the community.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
genetics Denoting an equal degree of dominance of two genes, both being expressed in the phenotype of the individual (e.g., genes A and B of the ABO blood group are codominant); individuals with both are type AB.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012