Longman Dictionary of Contemporary English homepage

polarity

 noun
     
Related topics: Electricity
po‧lar‧i‧ty plural polarities [uncountable and countable]
1 formal a state in which people, opinions, or ideas are completely different or opposite to each other
polarity between
the polarity between the intellect and the emotions
2 technicalHPE the state of having either a positive or negative electric charge
Definition from the Longman Dictionary of Contemporary English
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