string instrument

17 LETTERS · STARTS WITH S

string instrument is a valid 17-letter word worth 19 points in Scrabble and 25 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1T1R1I1N1G2I1N1S1T1R1U1M3E1N1T1

1 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does string instrument mean?