anticollision

an·ti·col·li·sion

A5354200 (ăn′tē-kə-lĭzh′ən, ăn′tī-)adj. Serving to prevent collisions: anticollision sensors; an anticollision light system.

anticollision

(ˌæntɪkəˈlɪʒən) adjintended to avoid collisions