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germ theory - 5 dictionary results

germ theory

–noun
1. Pathology. the theory that infectious diseases are due to the agency of germs or microorganisms.
2. Biology. biogenesis.

Origin:
1870–75
germ theory  
n.  The doctrine holding that infectious diseases are caused by the activity of microorganisms within the body.

Germ theory

Germ theory\ 1. (Biol.) The theory that living organisms can be produced only by the development of living germs. Cf. Biogenesis, Abiogenesis.

2. (Med.) The theory which attributes contagious and infectious diseases, suppurative lesions, etc., to the agency of germs. The science of bacteriology was developed after this theory had been established.

Main Entry: germ theory
Function: noun
: a theory in medicine: infections, contagious diseases, and various other conditions (as suppurative lesions) result from theaction of microorganisms

germ theory n.
The doctrine holding that infectious diseases are caused by the activity of microorganisms within the body.

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