/ Dictionary / Index Q quiescent: Meaning and Definition of Find definitions for: qui•es•cent Pronunciation: (kwē-es'unt, kwī-), [key] — adj. being at rest; quiet; still; inactive or motionless: a quiescent mind. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: quiescent (Thesaurus) quid pro quo quiet Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language