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English definition of “dominant”

dominant

adjective     /ˈdɒm.ɪ.nənt/ US  /ˈdɑː.mə-/
C1 more important , strong , or noticeable than anything else of the same type : a dominant military power Unemployment will be a dominant issue at the next election .Controlling and being in charge specialized biology A dominant gene is one which always produces a particular characteristic in a person , plant , or animal : The gene for brown eyes is dominant. → Compare recessive dominance     /-nəns/ noun [U] C2 Music companies have profited from the dominance of CDs over vinyl records .Power to control
(Definition of dominant adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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