Koch Robert


Also found in: Medical.

Koch

 (kôk, kôKH), Robert 1843-1910.
German bacteriologist who identified the tubercle and cholera bacilli and the bacterial cause of anthrax. He won a 1905 Nobel Prize for developing tuberculin, which he originally hoped would cure tuberculosis.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Koch

(kôk), Robert 1843-1910.
German bacteriologist who demonstrated that specific diseases are caused by specific microorganisms. He identified the bacilli that cause anthrax, tuberculosis, and cholera, and he showed that fleas and rats are responsible for transmission of the bubonic plague and that the tsetse fly is responsible for transmitting sleeping sickness.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.