Magnetic Pole 1 : The area on a magnet at which the magnetic field enters and leaves the magnet. Magnets have two poles, the north pole and the south pole. (Bu D20)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}