/ Dictionary / Index C Canis Major: Meaning and Definition of Find definitions for: Ca•nis Ma•jor Pronunciation: (kā'nis mā'jur), [key] — Ca•nis Ma•jo•ris the Great Dog, a southern constellation between Puppis and Orion, containing Sirius, the Dog Star, the brightest of the stars. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. caning Canis Minor Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language