Meaning

• Noun

  1. 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.
  2. The triad built on the dominant tone.
  3. Of an allele, that a heterozygote for the allele has the same phenotype as the homozygote.
  4. A species or organism that is dominant.
  5. The dominating partner in sadomasochistic sexual activity.

• Adj