dominant

Definition (noun): (music) the fifth note of the diatonic scale

Definition (noun): an allele that produces the same phenotype whether its paired allele is identical or different

Definition (adjective): exercising influence or control

Example: television plays a dominant role in molding public opinion

Definition (adjective): exercising influence or control

Example: the dominant partner in the marriage

Definition (adjective): (of genes) producing the same phenotype whether its allele is identical or dissimilar

Definition (adjective): most frequent or common

Example: prevailing winds