Word.ws English Dictionary

photoallergen

photoallergen noun: a substance that generates an allergic response in the presence of light.

Noun

photoallergen (plural photoallergens)

  1. A substance that generates an allergic response in the presence of light

Forms of photoallergen

pluralphotoallergens

Origin of photoallergen

From photo- + allergen.

Questions about photoallergen

What does photoallergen mean?
Photoallergen means a substance that generates an allergic response in the presence of light.
What part of speech is photoallergen?
Photoallergen is a noun.
What is the plural of photoallergen?
The plural of photoallergen is photoallergens.

Words near photoallergen in the dictionary

  1. photoalidade
  2. photoalidades
  3. photoaligned
  4. photoalignment
  5. photoalignments
  6. photoallergen
  7. photoallergenic
  8. photoallergenicity
  9. photoallergens
  10. photoallergic
  11. photoallergies

Source and license

Adapted from Wiktionary: photoallergen (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “photoallergen.” Word.ws, https://word.ws/photoallergen. Based on Wiktionary, CC BY-SA 4.0.