/ Dictionary / Index M magnetic amplifier: Meaning and Definition of Find definitions for: magnet'ic am'plifier Pronunciation: [key] an amplifier that applies the input signal to a primary winding and feeds an alternating current to a secondary winding where this current is modulated by the variations in the primary winding. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. magnetic magnetic anomaly Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language