- 1more important, powerful or noticeable than other things The company has achieved a dominant position in the world market. The dominant feature of the room was the large fireplace.
- 2(biology) a dominant gene causes a person to have a particular physical characteristic, for example brown eyes, even if only one of their parents has passed on this gene compare recessive
NAmE//ˈdɑmənəns//
noun [uncountable] to achieve/assert dominance over someone political/economic dominanceSee dominant in the Oxford Advanced Learner's DictionaryCheck pronunciation: dominant