angular displacement
the amount of rotation of a point, line, or body in a specified direction about an axis.

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Universalium. 2010.

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  • Angular displacement — of a body is the angle in radians (degrees, revolutions) through which a point or line has been rotated in a specified sense about a specified axis.When an object rotates about its axis, the motion cannot simply be analyzed as a particle, since… …   Wikipedia

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  • angular displacement — noun : a definite amount of rotation (as of a disk) about a specified axis * * * Physics. the amount of rotation of a point, line, or body in a specified direction about an axis. * * * angular displacement, the amount of rotation of a rigid body… …   Useful english dictionary

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  • angular velocity — Physics. the time rate of change of angular position of a rotating body, usually expressed in radians per second or radians per minute. [1810 20] * * *  time rate at which an object rotates, or revolves, about an axis, or at which the angular… …   Universalium

  • Angular velocity — Do not confuse with angular frequency The unit for angular velocity is rad/s.In physics, the angular velocity is a vector quantity (more precisely, a pseudovector) which specifies the angular speed, and axis about which an object is rotating. The …   Wikipedia

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