Most common
Definitions
- n. 1
A unit of measurement which is not itself defined in terms of other units, and from which other units may be derived.
The SI unit of velocity is metres per second, derived from the base units metre and second.
A unit of measurement which is not itself defined in terms of other units, and from which other units may be derived.
The SI unit of velocity is metres per second, derived from the base units metre and second.