Definitions for "Unlink"
To separate or undo, as links; to uncoil; to unfasten.
In the mathematical field of knot theory, the unlink is a link that is equivalent (under ambient isotopy) to finitely many disjoint circles in the plane.
Keywords:  unknots, nonoverlapping, set
a set of nonoverlapping unknots
Keywords:  erase, file
Erase file