dominant
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.
Other meanings
The triad built on the dominant tone.
Of an allele, that a heterozygote for the allele has the same phenotype as the homozygote.
Related words
- subdominant
- secondary dominant
Where this comes from
This definition is adapted from “dominant” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.