island universe

15 LETTERS · STARTS WITH I

island universe is a valid 15-letter word worth 18 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1S1L1A1N1D2U1N1I1V4E1R1S1E1

1 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 4 + 1 + 1 + 1 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does island universe mean?