Pre‐dom″i‐nant (?), a. [Cf. F. prédominant. See Predominante.] Having the ascendency over others; superior in strength, influence, or authority; prevailing; as, a predominant color; predominant excellence.
Those help... were predominant in the king's mind. Bacon.
Foul subordination is predominant. Shak.
Syn. — Prevalent; superior; prevailing; ascendant; ruling; reigning; controlling; overruling.