antimissile missile

19 LETTERS · STARTS WITH A

antimissile missile is a valid 19-letter word worth 22 points in Scrabble and 27 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
A1N1T1I1M3I1S1S1I1L1E1M3I1S1S1I1L1E1
1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =22 PTS
DOUBLE WORD → 44TRIPLE WORD → 66
MEANING

What does antimissile missile mean?

1