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.

Other Words for Reversal

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

Science / Geology / Magnetic 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 polarity 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 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

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