Definition of scratch test in English:

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scratch test

Entry from US English dictionary


A test for an allergic reaction in which a possible allergen is applied to a scratched area of skin.
Example sentences
  • Only 50% of a group of individuals identified as latex allergic by both the skin-prick test and scratch test had IgE antibodies to latex by the RAST.
  • A puncture, prick or scratch test checks for immediate allergic reactions to as many as 40 different substances at one time.
  • Skin scratch tests, also called patch testing, are sometimes used to diagnose a food allergy.

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Syllabification: scratch test

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