germ theory

noun

Definition of germ theory

: a theory in medicine: infections, contagious diseases, and various other conditions result from the action of microorganisms

Examples of germ theory in a Sentence

Recent Examples on the Web

More significantly, these were the first pandemics to coincide with the germ theory of disease. New York Times, "What’s a Pandemic? And What’s With James Ellroy?," 14 June 2019 Indeed, Tyndall conducted many experiments to test and defend the germ theory, still controversial in the 1870s. Peter Pesic, WSJ, "‘The Ascent of John Tyndall’ Review: Science at the Summit," 9 Aug. 2018 Doctors who routinely infected women during childbirth out of ignorance of the germ theory of disease are not reviled today. James Freeman, WSJ, "Columbus, Churchill and Melania," 8 Oct. 2018 Doctors who routinely infected women during childbirth out of ignorance of the germ theory of disease are not reviled today. James Freeman, WSJ, "Columbus, Churchill and Melania," 8 Oct. 2018 Doctors who routinely infected women during childbirth out of ignorance of the germ theory of disease are not reviled today. James Freeman, WSJ, "Columbus, Churchill and Melania," 8 Oct. 2018 These advances transformed science and led, amongst other things, to germ theory and microbiology. Doug Main, The Atlantic, "Humankind’s Most Important Material," 7 Apr. 2018 Fundamental research is credited with resulting in a range of groundbreaking discoveries, from GPS technology to germ theory. Lloyd B. Minor, Fortune, "Commentary: How Silicon Valley Can Help Fix Our Health Care System," 19 Mar. 2018 Tetanus and gangrene were serious threats as germ theory was only in its infant stages. Katie Nodjimbadem, Smithsonian, "How World War I Influenced the Evolution of Modern Medicine," 4 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'germ theory.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of germ theory

1870, in the meaning defined above

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Last Updated

30 Jul 2019

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The first known use of germ theory was in 1870

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More Definitions for germ theory

germ theory

noun

Medical Definition of germ theory

: a theory in medicine: infections, contagious diseases, and various other conditions (as suppurative lesions) result from the action of microorganisms

More from Merriam-Webster on germ theory

Britannica.com: Encyclopedia article about germ theory

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