/ Dictionary / Index Q quinol: Meaning and Definition of Find definitions for: quin•ol Pronunciation: (kwin'ôl, -ol), [key] — n. Chem. hydroquinone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quinoidine quinoline Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language