Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of or relating to the energy of light.
  • adjective Enhancing the effects of or inducing a toxic reaction to light, especially to ultraviolet light.

from The Century Dictionary.

  • Of or pertaining to the energy or effect of light.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective of, relating to, or caused by the energy or momentum of light or other electromagnetic radiations
  • adjective of, or relating to photodynamics

Etymologies

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Examples

  • Then, in a process called photodynamic therapy, it is activated by light, destroying the vessels without harming other parts of the retina.

    Fading Of The Light 2008

  • It might sound futuristic, but a select number of cancer patients already benefit from the method, called photodynamic therapy .

    Light Therapy Spares the Scalpel and the Chemo 2007

  • This type of cancer treatment, called photodynamic therapy, is already used for tumors within the body.

    NYT > Home Page By KENNETH CHANG 2011

  • The approach is called photodynamic therapy, or PDT, which uses light energy to activate a drug called a photosensitizer that produces a form of oxygen that kills nearby cells.

    Sound Politics 2010

  • During his treatments, Colbert used a procedure called photodynamic therapy, or blue light, which uses a substance known as levulan applied topically and placed under a light to kill pre-cancer cells.

    thespectrum.com - Local News 2010

  • During his treatments, Colbert used a procedure called photodynamic therapy, or blue light, which uses a substance known as levulan applied topically and placed under a light to kill pre-cancer cells.

    thespectrum.com - Local News 2010

  • "The doctor told me that cosmetically this would be much better. he treatment is called photodynamic therapy."

    Medindia Health News 2010

  • This type of treatment, known as photodynamic therapy, increased collagen levels in the skin and also produced other skin changes that are known to improve its appearance.

    Medlogs - Recent stories 2008

  • This type of treatment, known as photodynamic therapy, increased collagen levels in the skin and also produced other skin changes that are known to improve its appearance.

    EurekAlert! - Breaking News 2008

  • A mesothelioma treatment option can include radiation, chemotherapy or surgery, but it can also include innovative treatments such as photodynamic therapy immunotherapy, gene therapy, or alternative medicine.

    We Blog A Lot 2009

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