View synonyms for scratch test

scratch test

noun

a test for a suspected allergy in which the skin is scratched and an allergen applied to the area, redness indicating a positive reaction.

scratch test

med a skin test to determine allergic sensitivity to various substances by placing the allergen to be tested over an area of lightly scratched skin. A positive reaction is typically indicated by the formation of a weal

First recorded in 1935–40

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