radian per second

SI coherent derived unit whose name and symbol includes an SI coherent derived unit with a special name and symbol

Name	Symbol	Quantity	Expressed in terms of SI base units
radian per second	rad/s	angular velocity	s−1
Definition The radian per second, symbol rad/s, is the SI coherent derived unit of angular velocity.

A wheel of radius one metre, rolling along a surface with an angular velocity of one radian per second, travels at a speed of one metre per second.