recurrent event

NOUN
15 LETTERS · STARTS WITH R

recurrent event is a valid 15-letter word worth 19 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
R1E1C3U1R1R1E1N1T1E1V4E1N1T1
1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does recurrent event mean?