The direction toward which the south-seeking arrow of a compass points. ◇ The magnetic south pole is the southern pole of the Earth’s magnetic field and changes slightly in response to variations in the Earth’s magnetism. The current magnetic south pole is located in the Antarctic Ocean. Compare geographic south.
noun, Astronomy. 1. a star having a strong magnetic field.
noun 1. a temporary disturbance of the earth’s magnetic field, induced by radiation and streams of charged particles from the sun. noun 1. a sudden severe disturbance of the earth’s magnetic field, caused by emission of charged particles from the sun noun See geomagnetic storm magnetic storm A disturbance or fluctuation in the Earth’s outer […]
noun 1. a strip of magnetic material on which information may be stored, as by an electromagnetic process, for automatic reading, decoding, or recognition by a device that detects magnetic variations on the strip: a credit card with a magnetic strip to prevent counterfeiting.
noun 1. . 2. Movies. 1 (def 8). noun 1. (across the back of various types of cheque card, credit card, etc) a dark stripe of magnetic material consisting of several tracks onto which information may be coded and which may be read or written to electronically