Polarity
/poʊˈlɛrəti/
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Definition
(noun) The separation, alignment or orientation of something into two opposed poles.
Sentence Examples
It'll work if I reverse the polarity.
They're saying that the Sun's magnetic field is about to reverse or flip its polarity.
CEFR Practice Quiz
The ____ of the magnet determines which end attracts and which end repels other magnets.