Main Entry: syn·od·ic

Pronunciation: \sə-ˈnä-dik\

Variant(s): or syn·od·i·cal \-di-kəl\

Function: adjective

Date: 1561

1 : of or relating to a synod : synodal
2 usually synodic [Greek synodikos, from synodos meeting, conjunction] : relating to conjunction; especially : relating to the period between two successive conjunctions of the same celestial bodies (as the moon and the sun)