Polarity Reversal

Science / Geology / Polarity Reversal: A change in the polarity of Earth's magnetic field in which the north magnetic pole becomes the south magnetic pole and vice versa. Also known as geomagnetic reversal or magnetic reversal. Earth's magnetic field has reversed many times in the past and the time intervals between these changes are known as polarity epochs.
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Other Words for Reversal

Reversal Noun Synonyms: annulment, nullification, nulling, cancellation, revocation, repeal, rescission
Reversal Verb Synonyms: reverse, turn-about, turn-round, U-turn, change, volte-face, (complete) switch, about-turn, about-face
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Polarity Reversal

Science / Geology / Polarity Reversal: A change in the polarity of Earth's magnetic field in which the north magnetic pole becomes the south magnetic pole and vice versa. Also known as geomagnetic reversal or magnetic reversal. Earth's mag MORE

Polarity Event

Science / Geology / Polarity Event: A specific event in the history of Earth's magnetic field. Usually used in reference to a specific polarity reversal. MORE

Polarity Therapy

Health / Massage / Polarity Therapy: Polarity therapy is based on universal principles of energy--attraction, repulsion, and neutrality. The interrelation of these principles forms the basis for every aspect of life, including our experi MORE