/ Dictionary / Index S stridor: Meaning and Definition of Find definitions for: stri•dor Pronunciation: (strī'dur), [key] — n. a harsh, grating, or creaking sound. a harsh respiratory sound due to any of various forms of obstruction of the breathing passages. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stridor (Thesaurus) stride piano stridulate Related Content Daily Word Quiz: circumspect Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language