bourdon-tube gauge

18 LETTERS · STARTS WITH B

bourdon-tube gauge is a valid 18-letter word worth 23 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3O1U1R1D2O1N1-0T1U1B3E1G2A1U1G2E1

3 + 1 + 1 + 1 + 2 + 1 + 1 + 0 + 1 + 1 + 3 + 1 + 0 + 2 + 1 + 1 + 2 + 1 =23 PTS

DOUBLE WORD → 46TRIPLE WORD → 69

MEANING

What does bourdon-tube gauge mean?