/ Dictionary / Index S sostenuto pedal: Meaning and Definition of Find definitions for: sostenu'to ped"al Pronunciation: [key] — Music. Music. a pedal on a grand piano that raises the dampers, allowing the tone to be sustained for those strings struck at the time the pedal is depressed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sostenuto sot Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language