photoadsorption

P3H4O1T1O1A1D2S1O1R1P3T1I1O1N1

noun

An increase in the adsorption of a substance at an interface in the presence of light.

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

nounphotoadsorption (countable and uncountable, plural photoadsorptions)

plural photoadsorptions

  1. countableuncountablechemistryAn increase in the adsorption of a substance at 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. Englishadsorption
  9. Englishphotoadsorption

From photo- + adsorption.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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