photosensitive

P3H4O1T1O1S1E1N1S1I1T1I1V4E1

adjective

Having a reaction to, or able to be affected by, light.

Similar
light-sensitivesensitive
OriginEnglish sensitive ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
UncommonScrabble 22
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Meanings

adjectivephotosensitive (comparative more photosensitive, superlative most photosensitive)

comparative more photosensitive · superlative most photosensitive

  1. Having a reaction to, or able to be affected by, light.

    Synonyms: light-sensitive

Synonyms & antonyms

adjectiveHaving a reaction to, or able to be affected by, light.

Similar
light-sensitive

More synonyms by meaning

adjectivesensitive to visible light

Similar
light-sensitivesensitive
Also see
light-sensitive

Synonym sets from Open English WordNet, CC BY 4.0.

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. Englishsensitive
  9. Englishphotosensitive

From photo- + sensitive.

Full word history & related roots →

Translations

Bulgarian светлочувствителен
  • светлочувствителен (svetločuvstvitelen)sensitive to light — see also light-sensitive
Finnish valoherkkä, valonarka
  • valoherkkäsensitive to light — see also light-sensitive
  • valonarkasensitive to light — see also light-sensitive
German lichtempfindlich
  • lichtempfindlichsensitive to light — see also light-sensitive
Hungarian fényérzékeny
  • fényérzékenysensitive to light — see also light-sensitive
Indonesian peka cahaya
  • peka cahayasensitive to light — see also light-sensitive
Irish fótamhothálach
  • fótamhothálachsensitive to light — see also light-sensitive
Polish światłoczuły
  • światłoczułysensitive to light — see also light-sensitive
Portuguese fotossensível
  • fotossensívelsensitive to light — see also light-sensitive
Spanish fotosensible
  • fotosensiblesensitive to light — see also light-sensitive
Cite this entry
APA

photosensitive. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/photosensitive

MLA

“photosensitive.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photosensitive. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “photosensitive,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/photosensitive.

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