instrument light

16 LETTERS · STARTS WITH I

instrument light is a valid 16-letter word worth 21 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1S1T1R1U1M3E1N1T1L1I1G2H4T1

1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 4 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does instrument light mean?