photoreactor

P3H4O1T1O1R1E1A1C3T1O1R1

noun

Any vessel in which a photochemical reaction takes place

OriginEnglish reactor ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
Scrabble 19
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Meanings

nounphotoreactor (plural photoreactors)

plural photoreactors

  1. chemistryAny vessel in which a photochemical reaction takes place

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. Englishreactor
  9. Englishphotoreactor

From photo- + reactor.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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