/ Dictionary / Index C cardinal points: Meaning and Definition of Find definitions for: car'dinal points' Pronunciation: [key] the four chief directions of the compass; the north, south, east, and west points. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cardinal number cardinal sign Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language