| Regnant 1. (a.) Having power; ruling; reigning; as, a queen regnant. 2. (a.) Having the chief power; ruling; predominant; prevalent. Thesaurus Entries ascendant, at the head, average, besetting, boss, chief, commanding, common, controlling, current, dominant, epidemic, general, governing, head, hegemonic, hegemonistic, in ascendancy, in charge, in chief, in the ascendant, leading, master, normal, on the throne, ordinary, overbearing, pandemic, paramount, popular, predominant, predominate, predominating, prepollent, preponderant, preponderate, prepotent, prevailing, prevalent, rampant, regulating, regulative, regulatory, reigning, rife, routine, ruling, running, sovereign, standard, stereotyped, supreme, swaying, usual, widespread |