Magneto

Technology / Motorcycle / Magneto: A high-tension spark generator for the ignition system that does not require an external power source.
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Magnetometer

Science / Geology / Magnetometer: An instrument for measuring either one orthogonal component or the entire intensity of the Earth's magnetic field at various points. MORE

Magneto (MAG)

Technology / Aviation / Magneto (MAG): An accessory that produces and distributes a high-voltage electric current for ignition of a fuel charge in an internal combustion engine. MORE