ballast tank

12 LETTERS · STARTS WITH B

ballast tank is a valid 12-letter word worth 17 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3A1L1L1A1S1T1T1A1N1K5

3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 5 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does ballast tank mean?