- the appearance in a heterozygote of a trait that is intermediate between either of the trait's homozygous phenotypes.
Also called semidominance.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
- A heterozygous condition in which both alleles at a gene locus are partially expressed and which often produces an intermediate phenotype.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Genetics The fact or condition of being codominant.
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