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germ theory

noun

Definition of germ theory

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

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First Known Use of germ theory

1870

Medical Dictionary

germ theory

noun

Medical Definition of germ theory

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

Learn More about germ theory

  1. Britannica.com: Encyclopedia article about germ theory

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