Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Showing an allergic reaction only after exposure to light

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From photo- +‎ allergic

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Examples

  • The second type, called photoallergic dermatitis, is much less common, affecting 1 to 2 percent of the population.

    NYT > Home Page By JANE E. BRODY 2011

  • The second type, called photoallergic dermatitis, is much less common, affecting 1 to 2 percent of the population.

    NYT > Home Page By JANE E. BRODY 2011

  • The second type, called photoallergic dermatitis, is much less common, affecting 1 to 2 percent of the population.

    NYT > Home Page By JANE E. BRODY 2011

  • A photoallergic reaction doesn't show up until two or three days later, so sufferers may not link it to sun exposure.

    NYT > Home Page By JANE E. BRODY 2011

  • Unlike phototoxic reactions, which require a rather strong exposure to the offending substance, a photoallergic response can result from relatively small amounts of the allergen.

    NYT > Home Page By JANE E. BRODY 2011

  • A photoallergic reaction doesn't show up until two or three days later, so sufferers may not link it to sun exposure.

    NYT > Home Page By JANE E. BRODY 2011

  • Unlike phototoxic reactions, which require a rather strong exposure to the offending substance, a photoallergic response can result from relatively small amounts of the allergen.

    NYT > Home Page By JANE E. BRODY 2011

  • In past years, the sunscreen ingredient PABA caused photoallergic reactions in many people, and its use was discontinued.

    NYT > Home Page By JANE E. BRODY 2011

  • In past years, the sunscreen ingredient PABA caused photoallergic reactions in many people, and its use was discontinued.

    NYT > Home Page By JANE E. BRODY 2011

  • In past years, the sunscreen ingredient PABA caused photoallergic reactions in many people, and its use was discontinued.

    NYT > Home Page By JANE E. BRODY 2011

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