Last Updated：2025/12/01

(now chiefly historical) The bacterium Mycobacterium tuberculosis, which causes tuberculosis.

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Koch's bacillus

Source Word

Koch's bacillus

Noun

historical

(now chiefly historical) The bacterium Mycobacterium tuberculosis, which causes tuberculosis.

Japanese Meaning

結核菌：Mycobacterium tuberculosisという細菌で、結核を引き起こす。

In the 19th century, Koch's bacillus was identified as the cause of tuberculosis, revolutionizing infectious disease research.

19世紀に、結核の原因である結核菌（Mycobacterium tuberculosis）が特定され、感染症研究に革命をもたらしました。

Sense（1）

(now chiefly historical) The bacterium Mycobacterium tuberculosis, which causes tuberculosis.

Koch's bacilli

（ plural ）