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polarity
(redirected from polarities)

    Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.03 sec.

(1) The direction of charged particles, which may determine the binary status of a bit.

(2) In micrographics, the change in the light to dark relationship of an image when copies are made. Positive polarity is dark characters on a light background; negative polarity is light characters on a dark background.
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This shift in political polarities is dictated by partisan interests, of course: Either party, once in power, seeks to alter the constitutional system to perpetuate its advantage.
The "Arnold Amendment"? by The New American
A negative polarity was used at NIST and both polarities were used at the BIPM.
Comparison of the NIST and BIPM medium-energy x-ray air-kerma ... by Boutillon, M. / Journal of Research of the National Institute of Standards and Technology
Born of the fleeting marriage between the rational-minded Annabella Milbanke and the rebellious poet Lord Byron, Augusta Ada Byron was destined to live a life betwixt the polarities of her time.
The Bride of Science: Romance, Reason, and Byron's Daughter by Science News
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