mechanical instrument

21 LETTERS · STARTS WITH M

mechanical instrument is a valid 21-letter word worth 31 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

M3E1C3H4A1N1I1C3A1L1I1N1S1T1R1U1M3E1N1T1

3 + 1 + 3 + 4 + 1 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 =31 PTS

DOUBLE WORD → 62TRIPLE WORD → 93

MEANING

What does mechanical instrument mean?