##  [Electrical Resistivity](/electrical-resistivity) 

  ##  [Electrical Resistivity](https://engineering.quantumdictionary.io/electrical-resistivity-0) 

  

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**Engineering & Applied Technologies Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A scalar material property ρ (rho) that quantifies intrinsic opposition to electric current flow in a medium, defined so that the resistance of a uniform specimen of length L and cross-sectional area A equals R = ρ L/A; ρ is the reciprocal of conductivity σ when scalar and homogeneous.