barometric switch

17 LETTERS · STARTS WITH B

barometric switch is a valid 17-letter word worth 30 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3A1R1O1M3E1T1R1I1C3S1W4I1T1C3H4

3 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 3 + 0 + 1 + 4 + 1 + 1 + 3 + 4 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does barometric switch mean?