marine chronometer

18 LETTERS · STARTS WITH M

marine chronometer is a valid 18-letter word worth 26 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

M3A1R1I1N1E1C3H4R1O1N1O1M3E1T1E1R1

3 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 4 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =26 PTS

DOUBLE WORD → 52TRIPLE WORD → 78

MEANING

What does marine chronometer mean?