barometric error

16 LETTERS · STARTS WITH B

barometric error is a valid 16-letter word worth 21 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3A1R1O1M3E1T1R1I1C3E1R1R1O1R1

3 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 3 + 0 + 1 + 1 + 1 + 1 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does barometric error mean?