Breadcrumb Home > Dictionary > Index F follicular phase: Meaning and Definition of Find definitions for: follic'ular phase" Pronunciation: [key] a stage of the menstrual cycle, from onset of menstruation to ovulation. Cf. luteal phase. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. follicular folliculin ✖ Related Content Daily Word Quiz: cacophony Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language