##  [Dilution Effect](/dilution-effect) 

  ##  [Dilution Effect](https://health.quantumdictionary.io/dilution-effect-0) 

  

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**Health & Life Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

An ecological hypothesis proposing that increased host species diversity can reduce pathogen transmission risk to a focal host by decreasing encounter rates with competent reservoirs or vectors, altering host community competence, or changing vector behavior or density.