scratch test


Definition of scratch test

: a test for allergic susceptibility made by rubbing an extract of an allergen into small breaks or scratches in the skin

Examples of scratch test in a Sentence

Recent Examples on the Web Here’s a breakdown of our point systems: Durability had a maximum of 25 points: scratch test (10 points), handle temperature (5 points), appearance after cleaning (5 points) and maximum oven temperature (5 points). Kate Bratskeir, CNN Underscored, "The best nonstick pans of 2020," 23 June 2020 These pointy metal tools that are calibrated to the Mohs scale of mineral hardness allow a user to determine the hardness of a surface by doing a scratch test. Ron Amadeo, Ars Technica, "Samsung’s “Ultra Thin Glass” doesn’t seem much stronger than plastic," 17 Feb. 2020 Make sure your tree has adequate water and then do the scratch test along the outer shoots to find green within the stems. Tom Maccubbin,, "Keep corn feeders in check with natural sprays," 21 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'scratch test.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of scratch test

1937, in the meaning defined above

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Time Traveler for scratch test

Time Traveler

The first known use of scratch test was in 1937

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Cite this Entry

“Scratch test.” Dictionary, Merriam-Webster, Accessed 16 Jan. 2021.

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More Definitions for scratch test

scratch test


Medical Definition of scratch test

: a test for allergic susceptibility made by rubbing an extract of an allergy-producing substance into small breaks or scratches in the skin — compare intradermal test, patch test, prick test

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