vacillatory in English dictionary vacillatory Meanings and definitions of "vacillatory" Liable to waver; irresolute and hesitant. adjective Liable to waver; irresolute and hesitant. more Grammar and declension of vacillatory vacillatory ( comparative more vacillatory, superlative most vacillatory) vacillatory (comparative more vacillatory, superlative most vacillatory) more Vacillatory Sample sentences with "vacillatory" Declension Stem Try again Available translations Arabic Estonian German Inuktitut Italian Kalaallisut Khmer Kurdish Kurmanji Persian Tamil Vietnamese Authors