photoactivatable

adjective

That is able to be activated by light

OriginEnglish activatable ← Middle English actyf ← Old French actif →
Scrabble 28
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Meanings

adjectivephotoactivatable (comparative more photoactivatable, superlative most photoactivatable)

comparative more photoactivatable · superlative most photoactivatable

  1. That is able to be activated by 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. Proto-Indo-European*h₂eǵ-
  9. Proto-Indo-European*h₂éǵeti
  10. Proto-Italic*agō
  11. Latinagō
  12. Ancient Greekἐνεργητικός (energētikós)
  13. Latināctīvu
  14. Old Frenchactif
  15. Middle Englishactyf
  16. Englishactive
  17. Englishactivate
  18. Englishactivatable
  19. Englishphotoactivatable

From photo- + activatable.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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