tubercle bacillus



the bacterium, Mycobacterium tuberculosis, causing tuberculosis.

Origin of tubercle bacillus

First recorded in 1895–1900 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for tubercle bacillus

tubercle bacillus


a rodlike Gram-positive bacterium, Mycobacterium tuberculosis, that causes tuberculosis: family Mycobacteriaceae

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for tubercle bacillus

tubercle bacillus


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

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