scratch test


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

Nearby words

  1. scratch line,
  2. scratch one's head,
  3. scratch pad,
  4. scratch sheet,
  5. scratch someone's back,
  6. scratch the surface,
  7. scratch together,
  8. scratch video,
  9. scratch wig,
  10. scratchboard

Origin of scratch test

First recorded in 1935–40 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for scratch test

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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for scratch test

scratch test



A test for allergy performed by scratching the skin and applying an allergen to the wound.

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