listhesis

Etymology
From of  as  + listhesis. The second element would be more accurately written olisthesis; it is from. Compare.

The word first appears in a 1912 medical terminology reference.

Noun

 * 1) A forward (anterior) displacement (slippage) of a vertebra over a lower segment.
 * 2) Any such displacement, anterior or otherwise.
 * 1) Any such displacement, anterior or otherwise.