Meaning & Definition of Dominant in English

1. (music) the fifth note of the diatonic scale

2. An allele that produces the same phenotype whether its paired allele is identical or different

1. Exercising influence or control

• "Television plays a dominant role in molding public opinion"

• "The dominant partner in the marriage"

2. (of genes) producing the same phenotype whether its allele is identical or dissimilar

3. Most frequent or common

• "Prevailing winds"