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germ theory
noun
- Pathology. the theory that infectious diseases are due to the agency of germs or microorganisms.
- Biology. biogenesis.
germ theory
noun
- the theory that all infectious diseases are caused by microorganisms
- the theory that living organisms develop from other living organisms by the growth and differentiation of germ cells
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Word History and Origins
Origin of germ theory1
First recorded in 1870–75
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