/ Dictionary / Index M magnetic course: Meaning and Definition of Find definitions for: magnet'ic course' Pronunciation: [key] a course whose bearing is given relative to the magnetic meridian of the area. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. magnetic core magnetic declination Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language