##  [Radius](/radius) 

  ##  [Radius](https://puremath.quantumdictionary.io/radius-0) 

  

 [![Pure Mathematics Dictionary](/sites/default/files/styles/large/public/2026-01/Pure%20Mathematics.png.webp?itok=5pZnFQ59)](/topic-specific-dictionaries/mathematics-logic/pure-mathematics)

- Mathematics & Logic -

**Pure Mathematics Dictionary**

 







 

 

 

 



 

 

 

 

Definition

The distance from a specified center point to points on a circle, sphere, or any radial figure; a nonnegative scalar that sets the scale of a centred metric object.