/ Dictionary / Index R ribozo: Meaning and Definition of Find definitions for: ri•bo•zo Pronunciation: (ri-bō'sō, -zō), [key] — pl. -zos. rebozo. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ribosome ribozyme Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language