Standard Lemma guide

phototoxic

adj · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

Causing damage to the skin when exposed to light.

Definition source: English Wiktionary via Wiktextract

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: phototoxical

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *bheh2- Proto-Indo-European *bhéh2os Proto-Hellenic *pháwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- Ancient Greek τόξον (tóxon) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek τοξῐκός (toxĭkós) Ancient Greek τοξικόν (toxikón)der. Latin toxicum Proto-Indo-European *-kos Proto-Italic *-kos Latin -cus Latin toxicusbor. French toxiquebor. English toxic English phototoxic From photo- + toxic.

Across languages

Translations

16 source translations are retained for this English entry.

  • Czech: fototoxický — causing damage to the skin when exposed to light
  • Danish: fototoksisk — causing damage to the skin when exposed to light
  • Dutch: fototoxisch — causing damage to the skin when exposed to light
  • Esperanto: fototoksa — causing damage to the skin when exposed to light
  • French: phototoxique — causing damage to the skin when exposed to light
  • German: phototoxisch — causing damage to the skin when exposed to light
  • German: fototoxisch — causing damage to the skin when exposed to light
  • Italian: fototossico — causing damage to the skin when exposed to light
  • Latin: phototoxicus — causing damage to the skin when exposed to light
  • Norwegian Bokmål: fototoksisk — causing damage to the skin when exposed to light
  • Norwegian Nynorsk: fototoksisk — causing damage to the skin when exposed to light
  • Polish: fototoksyczny — causing damage to the skin when exposed to light
  • Portuguese: fototóxico — causing damage to the skin when exposed to light
  • Slovak: fototoxický — causing damage to the skin when exposed to light
  • Spanish: fototóxico — causing damage to the skin when exposed to light
  • Swedish: fototoxisk — causing damage to the skin when exposed to light