The fifth major tone of a musical scale (five major steps above the note in question); thus G is the dominant of C, A of D, and so on.
The triad built on the dominant tone.
Of an allele, that a heterozygote for the allele has the same phenotype as the homozygote.
Finally, if we suppose provisionally that the mutant genes are dominant just as often as they are recessive, selection will be far more severe in eliminating the disadvantageous dominants than in eliminating the disadvantageous recessives.
From Middle French dominant.
Select a language to see translations
Predominant, common, prevalent, of greatest importance.
The dominant plants of the Carboniferous were lycopods and early conifers.
Preferred and used with greater dexterity than the other, as the right hand of a right-handed person or the left hand of a left-handed one.