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ultrapure

[ uhl-truh-pyoor ]

adjective

  1. extremely pure, especially without impurities:

    ultrapure silicon for semiconductors.



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Other Words From

  • ultra·purely adverb
  • ultra·puri·ty noun

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Word History and Origins

Origin of ultrapure1

First recorded in 1960–65; ultra- + pure

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ultra-processedultrared