Definition of radix
- a root or base especially in mathematics
Usage examples of radix
A decimal number has radix 10, so each position represents a power of ten.
In the number 101, the radix is 2 if the number is written in binary, because binary uses two possible digits: 0 and 1.
When the programmer changed the radix from 10 to 16, the value was displayed in hexadecimal instead of ordinary decimal form.