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Definition of: dominant
(dom′ə·nənt) adjective
1. Ruling; governing; predominant.
2. Genetics Designating a character transmitted by one parent of a hybrid offspring, in which it appears to the masking of the contrasted character transmitted by the other parent: opposed to recessive.
—noun Music The fifth tone of a diatonic scale. [<F <L dominans, -antis, ppr. of dominare DOMINATE]
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