obstruction light

17 LETTERS · STARTS WITH O

obstruction light is a valid 17-letter word worth 24 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

O1B3S1T1R1U1C3T1I1O1N1L1I1G2H4T1

1 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 4 + 1 =24 PTS

DOUBLE WORD → 48TRIPLE WORD → 72

MEANING

What does obstruction light mean?