/ Dictionary / Index M magnetoplasmadynamics: Meaning and Definition of Find definitions for: mag•ne•to•plas•ma•dy•nam•ics Pronunciation: (mag-nē'tō-plaz"mu-dī-nam'iks), [key] — n. (used with a sing. v.) magnetohydrodynamics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. magnetopause magnetoresistance Related Content Daily Word Quiz: entomology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language