codominant

[ koh-dom-uh-nuhnt ]

adjective

1. 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.

2. Genetics. of or relating to two different alleles that are fully expressed in a heterozygous individual.

codominant

/ kəʊˈdɒmɪnənt /

adjective

1. genetics (of genes) having both alleles expressed equally in the phenotype of the organism

codominant

/ kō-dŏm′ə-nənt /

1. 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.
2. 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.

Derived Forms

• coˈdominance, noun

Other Words From

• co·dom·i·nance noun

Word History and Origins

Origin of codominant¹

First recorded in 1895–1900; co- + dominant

Example Sentences

The oak is “codominant,” he said, meaning the trunk forks off into two stems of about equal size.

From Washington Times

The 1,511 markers used in the generation of the T128_codominant and P2_DxP maps were compared to scaffolds from the P5-build using the exonerate program with an ungapped alignment and a minimum identity match of 97%.

From Nature

Look for included bark in codominant stems and at the base of major branches.”

From Scientific American

Quercus gambelii and Amelanchier utahensis were the codominant shrubs.

From Project Gutenberg

Woodland on the western third of the grid differs somewhat in that, when the area occupied by each plant is considered, Artemisia tridentata is codominant there with Poa fendleriana.

From Project Gutenberg