access arm




  • A mechanical arm that positions a read/write head over the surface of a disk in a computer. Specific locations are accessed by moving the arm across, in conjunction with the rotation of the disk. Also called actuator (2), or actuator arm.
  • synonymactuator
  • synonymactuator arm

Cars & Driving

  • noun an arm connecting the diaphragm to the contact breaker platform in a vacuum advance mechanism.