photodesorption

P3H4O1T1O1D2E1S1O1R1P3T1I1O1N1

noun

An increase in the desorption of a substance from an interface in the presence of light.

OriginEnglish desorption ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
Scrabble 23
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Meanings

nounphotodesorption (plural photodesorptions)

plural photodesorptions

  1. chemistryAn increase in the desorption of a substance from an interface in the presence of light.

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. Englishdesorption
  9. Englishphotodesorption

From photo- + desorption.

Full word history & related roots →
Cite this entry
APA

photodesorption. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/photodesorption

MLA

“photodesorption.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photodesorption. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “photodesorption,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/photodesorption.

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