1. power and influence over others: "the worldwide dominance of Hollywood"
▪ the phenomenon whereby, in an individual containing two allelic forms of a gene, one is expressed to the exclusion of the other: "all had, in conformity with the principle of dominance, round seeds with yellow cotyledons"
▪ the predominance of one or more species in a plant (or animal) community:"some plants produce structures to outcompete other species for dominance in a given habitat"