tuberculin

noun

tu·​ber·​cu·​lin tu̇-ˈbər-kyə-lən How to pronounce tuberculin (audio)
tyu̇-
: a sterile liquid containing the growth products of or specific substances extracted from the tubercle bacillus and used in the diagnosis of tuberculosis especially in children and cattle

Example Sentences

Recent Examples on the Web The tuberculosis skin test requires an intradermal injection of liquid — 0.1 milliliter of a purified protein derivative called tuberculin — in the lower part of their arm, according to the Centers for Disease Control and Prevention. San Diego Union-Tribune, 30 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tuberculin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1890, in the meaning defined above

Time Traveler
The first known use of tuberculin was circa 1890

Dictionary Entries Near tuberculin

Cite this Entry

“Tuberculin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tuberculin. Accessed 1 Feb. 2023.

Kids Definition

tuberculin

noun
tu·​ber·​cu·​lin t(y)u̇-ˈbər-kyə-lən How to pronounce tuberculin (audio)
: a sterile liquid that contains substances taken from the bacterium that causes tuberculosis and is used in the diagnosis of the disease

Medical Definition

tuberculin

noun
tu·​ber·​cu·​lin t(y)u̇-ˈbər-kyə-lən How to pronounce tuberculin (audio)
: a sterile solution containing the growth products of or specific substances extracted from the tubercle bacillus and used in the diagnosis of tuberculosis see old tuberculin, purified protein derivative
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