locked groove

locked groove

[′läkt ′grüv]
(design engineering)
A blank and continuous groove placed at the end of the modulated grooves on a disk recording to prevent further travel of the pickup. Also known as concentric groove.
References in periodicals archive ?
Hotflush presents Scuba b2b Boddika Make Do, Glasgow Scuba and Boddika join forces to play a blinder of a set with Paul Woolford, Locked Groove and Dense & Pika on hand to kick off the party.
Though quite how the CD will handle the crucial locked groove on side 2 remains to be seen.
But Stereolab's "Pop Quiz" - a locked groove of Muzak-of-the-spheres, all heart-pang strings and caressing feminine harmonies over a lurching, waltzlike beat - soothes away the aches.