
(from the article `luminescence`) When describing chemical principles associated with luminescence, it is useful, at first, to neglect interactions between the luminescing atoms, ...
Found on
http://www.britannica.com/eb/a-z/p/61

Type: Term Pronunciation: fō′tō-rā′dē-ā′shŭn Definitions: 1. Treatment of cancer by intravenous injection of a photosensitizing agent, such as hematoporphyrin, followed by exposure to visible light of superficial tumors or of deep tumors by a fiberoptic probe. Synonyms: photochemotherapy, photoradiati...
Found on
http://www.medilexicon.com/medicaldictionary.php?t=68657
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