Definition of photodegrade in English:

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Pronunciation: /ˌfōdōdəˈɡrād/


[no object]
(Of a substance or object) be decomposed by the action of light, especially sunlight: the fiber will photodegrade in about 6 months
More example sentences
  • Unfortunately, I do not believe this action will stop the buildup of plastic particulates, the photodegraded bits of plastic trash that now outweigh plankton in much of the ocean.
  • Instead they "photodegrade," a process whereby sunlight breaks them into progressively smaller pieces, all of which are still plastic polymers.
  • The data of Table 4 show that lignin samples mixed with UV screens showed less tendency to photodegrade than similar samples in the absence of UV screens.



Example sentences
  • Three types of pesticide degradation are microbial, chemical, and photodegradation.
  • All operations were carried out on ice under a dim green safe light to prevent photodegradation, isomerization and structural changes of the pigments.
  • However, the mechanism of porphyrin photodegradation can be complex and differs in solution and in biological media.

For editors and proofreaders

Syllabification: pho·to·de·grade

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