/ Dictionary / Index C circle-in: Meaning and Definition of Find definitions for: cir•cle-in Pronunciation: (sûr'kul-in"), [key] — n. Motion Pictures, Television. iris-in. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. circle graph circle jerk Related Content Daily Word Quiz: pedagogy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language