antimissile

adj

1. (not-comparable)Designed to intercept and destroy another missile in flight.

   “antimissile defense”

   “antimissile missile”

noun

1. A missile or system designed to intercept and destroy another missile in flight.

   “In 1946, it pursued the first antimissiles in Projects Thumper and Wizard. These antimissiles could destroy incoming projectiles traveling at 4000 mph and at altitudes reaching 500000 feet.”