lift valve

10 LETTERS · STARTS WITH L

lift valve is a valid 10-letter word worth 18 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

L1I1F4T1V4A1L1V4E1

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

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does lift valve mean?