photocarcinogen

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English

Etymology

From photo- +‎ carcinogen.

Noun

photocarcinogen (plural photocarcinogens)

  1. Any substance that becomes a carcinogen on exposure to light.
    • 2009 May 21, Julie Scelfo, “Apply These Product Ratings Generously”, in New York Times:
      So I brought it to campus for testing and turns out there was a suspected endocrine disrupter and a photocarcinogen — a chemical that, when exposed to sunlight, has a carcinogenic potential to it.