/ Dictionary / Index C concerto: Meaning and Definition of Find definitions for: con•cer•to Pronunciation: (kun-cher'tōIt.kôn-cher'tô), [key] — pl. -tos, -ti a composition for one or more principal instruments, with orchestral accompaniment, now usually in symphonic form. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: concerto (Thesaurus) concertmaster concerto grosso Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language