/ Dictionary / Index P pyranose: Meaning and Definition of Find definitions for: py•ra•nose Pronunciation: (pī'ru-nōs", -nōz"), [key] — n. Biochem. any monosaccharide having a pyran ring structure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pyran pyranoside Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language