photodecomposition

noun

Any photochemical reaction that results in the decomposition of a substance

OriginEnglish decomposition ← Latin dē- ← Proto-Italic *dē →
Scrabble 30
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Meanings

nounphotodecomposition (countable and uncountable, plural photodecompositions)

plural photodecompositions

  1. countableuncountablechemistryAny photochemical reaction that results in the decomposition of a substance

Origin

  1. Proto-Indo-European*bʰeh₂-
  2. Proto-Indo-European*bʰéh₂os
  3. Proto-Hellenic*pʰáwos
  4. Ancient Greekφᾰ́ος (phắos)
  5. Ancient Greekφῶς (phôs)
  6. Ancient Greekφωτο- (phōto-)
  7. Englishphoto-
  8. Proto-Indo-European*de
  9. Proto-Indo-European*déh₁
  10. Proto-Italic*dē
  11. Latindē
  12. Latindē-
  13. Englishde-
  14. Englishcomposition
  15. Englishdecomposition
  16. Englishphotodecomposition

From photo- + decomposition.

Full word history & related roots →
Cite this entry
APA

photodecomposition. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/photodecomposition

MLA

“photodecomposition.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photodecomposition. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “photodecomposition,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/photodecomposition.

Source: photodecomposition on Wiktionary, CC BY-SA 4.0.