Tuberculin definition

to͝o-bûrkyə-lĭn, tyo͝o-
A sterile liquid containing proteins extracted from cultures of tubercle bacilli and used in tests for tuberculosis.
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A sterile liquid preparation made from the growth products or extracts of a tubercle bacillus culture and injected into the skin as a test for tuberculosis.
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A sterile liquid containing proteins extracted from cultures of tubercle bacilli and used in tests for tuberculosis.
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An antigen used in the diagnosis of tuberculosis.
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Other Word Forms

Noun

Singular:
tuberculin
Plural:
tuberculins

Origin of tuberculin

  • Latin tūberculum tubercle tubercle –in

    From American Heritage Dictionary of the English Language, 5th Edition