from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various tests used to determine past or present infection with the tubercle bacillus and based on hypersensitivity to tuberculin.
from the GNU version of the Collaborative International Dictionary of English
- The hypodermic injection of tuberculin, used as a test for past or present infection with tuberculosis. It is used both for humans and cattle.
from The Century Dictionary and Cyclopedia
- n. When tuberculin is injected into a non-tuberculous subject no unusual symptoms develop. In tuberculous persons (or animals), however, a distinct elevation of temperature occurs within the twenty-four hours following the inoculation. This reaction is specific and serves as one of the most valuable methods of diagnosing the disease. The test is extensively utilized in the examination of cattle.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a skin test to determine past or present infection with the tuberculosis bacterium; based on hypersensitivity of the skin to tuberculin
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