Breadcrumb Home > Dictionary > Index P psittacine: Meaning and Definition of Find definitions for: psit•ta•cine Pronunciation: (sit'u-sīn", -sin), [key] — adj. of or pertaining to parrots. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. psi particle psittacinite ✖ Related Content Daily Word Quiz: quadrumanous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language