/
ˈsɪnəd, 
-ɒd/
n.
  - an assembly of the clergy (and sometimes also the laity) in a division of a Christian Church.
 - a Presbyterian ecclesiastical court above the presbyteries and subject to the General Assembly.
 
Derivative
Etymology
ME: via late L. from Gk sunodos ‘meeting’, from sun- ‘together’ + hodos ‘way’.