'Zygapophysial' definitions:
Definition of 'Zygapophysial'
From: GCIDE
- Zygapophysis \Zyg`a*poph"y*sis\, n.; pl. Zygapophyses. [Gr. ? a yoke + E. apophysis.] (Anat.) One of the articular processes of a vertebra, of which there are usually four, two anterior and two posterior. See under Vertebra. -- {Zyg`ap*o*phys"i*al}, a. [1913 Webster]