dominant

/หˆdษ’mษชnษ™nt/
noun
  1. 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. 2

    The triad built on the dominant tone.

  3. 3

    A gene that is dominant.

  4. 4

    A species or organism that is dominant.

  5. 5

    (BDSM) The dominating partner in sadomasochistic sexual activity.

Synonyms

adjective
  1. 1

    Ruling; governing; prevailing

    โ€œThe dominant party controlled the government.โ€

  2. 2

    Predominant, common, prevalent, of greatest importance.

    โ€œThe dominant plants of the Carboniferous were lycopods and early conifers.โ€

  3. 3

    Designating the follicle which will survive atresia and permit ovulation.

Source: https://en.wiktionary.org/wiki/dominant