/ Dictionary / Index I insistency: Meaning and Definition of Find definitions for: in•sist•en•cy Pronunciation: (in-sis'tun-sē), [key] — pl. -cies. insistence. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: insistency (Thesaurus) insistence insistent Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language