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photoactivation

[ foh-toh-ak-tuh-vey-shuhn ]

noun

, Chemistry.
  1. the activation or control of a chemical, chemical reaction, or organism by light, as the activation of chlorophyll by sunlight during photosynthesis.

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Other Words From

  • photo·active adjective
  • photo·ac·tivi·ty noun

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Word History and Origins

Origin of photoactivation1

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photoactinicphotoactive

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