Function: noun
Date: 1937
: a test for allergic susceptibility made by rubbing an extract of an allergen into small breaks or scratches in the skin
Function: noun
Date: 1937
: a test for allergic susceptibility made by rubbing an extract of an allergen into small breaks or scratches in the skin
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012