Definition of codominant
1 a : forming part of the main canopy of a forest <codominant trees> b : sharing in the controlling influence of a biotic community
2 : being fully expressed in the heterozygous condition <codominant alleles>
First Known Use of codominant
Medical Definition of codominant
: being fully expressed in the heterozygous condition <the alleles controlling blood groups A and B are codominant since an individual with both alleles belongs to blood group AB>
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Medical Dictionary: Definition of "codominant"
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