Predominate \Pre*dom"i*nate\, v. i. [imp. & p. p. {Predominated}; p. pr. & vb. n. {Predominating}.] [Pref. pre- + dominate: cf. F. pr['e]dominer.] To be superior in number, strength, influence, or authority; to have controlling power or influence; to prevail; to rule; to have the mastery; as, love predominated in her heart. [Certain] rays may predominate over the rest. --Sir. I. Newton.