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germ theory

noun
1.
Pathology. the theory that infectious diseases are due to the agency of germs or microorganisms.
2.
Biology, biogenesis.
Origin
1870-1875
1870-75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for germ-theory

germ theory

noun
1.
the theory that all infectious diseases are caused by microorganisms
2.
the theory that living organisms develop from other living organisms by the growth and differentiation of germ cells
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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germ-theory in Medicine

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

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Word Value for germ

7
9
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