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.
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How to use magnetic south in a sentence
Other observations on the next day gave similar results, although we shifted camp four miles toward magnetic south.My Attainment of the Pole | Frederick A. Cook