/ Dictionary / Index C calliope: Meaning and Definition of Find definitions for: cal•li•o•pe Pronunciation: (ku-lī'u-pē for 1 also kal'ē-ōp&sec), [key] — n. Also calleda musical instrument consisting of a set of harsh-sounding steam whistles that are activated by a keyboard. (cap.) the Muse of heroic poetry. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: calliope (Thesaurus) call-in pay calliopean Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language