dominant
noun
(music) the fifth note of the diatonic scale
an allele that produces the same phenotype whether its paired allele is identical or different
Synonymsdominant allele
adjective
exercising influence or control
“television plays a dominant role in molding public opinion”
“the dominant partner in the marriage”
Oppositessubordinate(of genes) producing the same phenotype whether its allele is identical or dissimilar
Oppositesrecessivemost frequent or common
“prevailing winds”
Source: WordNet 3.1, Princeton University