Definition of tuberculin in English:


Syllabification: tu·ber·cu·lin
Pronunciation: /t(y)o͞oˈbərkyəlin


  • A sterile protein extract from cultures of tubercle bacillus, used in a test by hypodermic injection for infection with or immunity to tuberculosis, and also formerly in the treatment of the disease.
    More example sentences
    • Tuberculin skin testing with tuberculin purified protein derivative is used to screen persons for latent tuberculosis infection.
    • Sputum culture and smears, tuberculin testing, and radiography are all essentially 19th century inventions.
    • All pregnant patients with HIV infection should also undergo tuberculin skin testing as part of their routine prenatal care.


late 19th century: from Latin tuberculum (see tubercle) + -in1.

More definitions of tuberculin

Definition of tuberculin in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day kerf
Pronunciation: kərf
a slit made by cutting with a saw