/ Dictionary / Index C cornet-à-pistons: Meaning and Definition of Find definitions for: cor•net-à-pis•tons Pronunciation: (kôr-net'u-pis'tunz Fr. kôr-ne-a-pē-stôn'), [key] — pl. cor•nets-à-pis•tons cornet (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cornet cornetfish Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language