/ Dictionary / Index P postulancy: Meaning and Definition of Find definitions for: pos•tu•lan•cy Pronunciation: (pos'chu-lun-sē), [key] — pl. -cies. the period or state of being a postulant, esp. in a religious order. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. posttyphoid postulant Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language