eccyesis

NOUN
8 LETTERS · STARTS WITH E

eccyesis is a valid 8-letter word worth 15 points in Scrabble and 16 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
E1C3C3Y4E1S1I1S1
1 + 3 + 3 + 4 + 1 + 1 + 1 + 1 =15 PTS
DOUBLE WORD → 30TRIPLE WORD → 45
MEANING

What does eccyesis mean?