patch test

patch test

noun
Medicine/Medical. a test for suspected allergy by application to the skin of a patch impregnated with an allergen: allergic reaction is indicated by redness at the site of application.

Origin:
1930–35

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Collins
World English Dictionary
patch test
 
n
med a test to detect an allergic reaction by applying small amounts of a suspected substance to the skin and then examining the area for signs of irritation

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

patch test n.
A test for allergic sensitivity in which a suspected allergen is applied to the skin on a small surgical pad for a period of time to determine if an allergic response is present.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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