/ Dictionary / Index M magnetocaloric effect: Meaning and Definition of Find definitions for: mag•ne•to•cal•or'ic effect" Pronunciation: (mag-nē"tō-ku-lôr'ik, -lor'-), [key] — Physics. Physics. an increase or decrease of the temperature of a thermally isolated magnetic substance accompanying an increase or decrease in the intensity of a magnetic field. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. magneto magnetochemistry Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language