in perpetuum

12 LETTERS · STARTS WITH I

in perpetuum is a valid 12-letter word worth 17 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1P3E1R1P3E1T1U1U1M3

1 + 1 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 3 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does in perpetuum mean?