olisthy

olisthy

[ōlis′thē]
Etymology: Gk, olisthanein, to slip
the slippage of a bone from its normal anatomical site, as in a slipped disk. olisthetic, adj.

o·lis·thy

(ō-lis'thē)
The slippage of bone(s) from the normal anatomic site.
[G. olisthēsis, a slipping]