Ecology. being one of two or more species that are equally dominant in a biotic community: a forest in which oak and hickory are codominant.
Genetics. of or relating to two different alleles that are fully expressed in a heterozygous individual.
Origin of codominant
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genetics (of genes) having both alleles expressed equally in the phenotype of the organism
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Online Etymology Dictionary, © 2010 Douglas Harper
Of or relating to an equal degree of dominance of two genes, both being expressed in the phenotype of the individual.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Relating to two alleles of a gene pair in a heterozygote that are both fully expressed. When alleles for both white and red are present in a carnation, for example, the result is a pink carnation since both alleles are codominant.
Being one of two or more of the most common or important species in an ecological community. Like a dominant species, codominant species often influence the presence and type of other species in the community.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.