/ Dictionary / Index C compass deviation: Meaning and Definition of Find definitions for: com'pass devia'tion Pronunciation: [key] deviation (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. compass course compass deviation card Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language