scratch test

noun

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

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Recent Examples of scratch test from the Web

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, OrlandoSentinel.com, "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.

First Known Use of scratch test

1937

in the meaning defined above

See Words from the same year

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Medical Dictionary

scratch test

noun

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