One that intercepts, specifically a fast-climbing, highly maneuverable fighter plane designed to intercept enemy aircraft or a guided missile designed to intercept enemy missiles and spacecraft.

• 拦截者；截击机拦截者，尤指设计来拦截敌机或快速爬升的，转动高度灵活的战斗机或设计来拦截敌方导弹或宇宙飞船的导弹