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.
- co·dom·i·nance, noun
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How to use codominant in a sentence
Purshia tridentata (bitterbrush) is the understory codominant.
Grasses are dominant in the ground cover, and Sphaeralcea coccinea (globe mallow) is codominant.
Quercus gambelii and Amelanchier utahensis were the codominant shrubs.
The codominant shrubs in the understory of this zone are Amelanchier utahensis, Artemisia nova and Purshia tridentata.
The dominant and codominant plants in the overstory (trees or shrubs) were noted at each station.
British Dictionary definitions for codominant
genetics (of genes) having both alleles expressed equally in the phenotype of the organism
- codominance, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for codominant
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.
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