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magnetic levitation
magnetic meridian
magnetic mine
magnetic mirror
magnetic moment
magnetic needle
magnetic north
magnetic pole
magnetic recording
magnetic resonance imaging
magnetic reversal
magnetic sense
magnetic shunt
magnetic storm
magnetic stripe
magnetic susceptibility
magnetic tape
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magnetic epoch
mag·net·ic ep·och (plural mag·net·ic ep·ochs)


noun 
Definition:
 
period of magnetic stability: a long period of geologic time between reversals of the Earth's magnetic field
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