integral domain

15 LETTERS · STARTS WITH I

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

SCRABBLE WORDS WITH FRIENDS

I1N1T1E1G2R1A1L1D2O1M3A1I1N1

1 + 1 + 1 + 1 + 2 + 1 + 1 + 1 + 0 + 2 + 1 + 3 + 1 + 1 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does integral domain mean?