tubercle bacillus

the bacterium, Mycobacterium tuberculosis, causing tuberculosis.

1895–1900 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
tubercle bacillus
a rodlike Gram-positive bacterium, Mycobacterium tuberculosis, that causes tuberculosis: family Mycobacteriaceae

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

tubercle bacillus n.
The rod-shaped, gram-negative, aerobic bacterium Mycobacterium tuberculosis that causes tuberculosis. Also called Koch's bacillus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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