electromagnetic unit

noun

1. a unit, as an abampere, in the system of units derived from the magnetic effects of an electric current. Abbreviation: emu, EMU

noun

1. any unit that belongs to a system of electrical cgs units in which the magnetic constant is given the value of unity and is taken as a pure numberAbbreviation: EMU, e.m.u. Compare electrostatic unit

1. Any of various units, such as the abampere and the stilb, used in the centimeter-gram-second system of units to describe electric and magnetic field strengths, electric current strengths, and other quantities associated with electromagnetism.