intervention

in·ter·ven·tion

noun \ˌint-ər-ˈven-chən\

Definition of INTERVENTION

: the act or fact or a method of interfering with the outcome or course especially of a condition or process (as to prevent harm or improve functioning) <relieving a variety of serious arrhythmias by surgical intervention—G. M. Lawrie et al> <develop interventions to prevent substance abuse—A. Kline et al>

—in·ter·vene \-ˈvēn\ intransitive verb, in·ter·vened in·ter·ven·ing

—in·ter·ven·tion·al \-ˈvench-(ə-)nəl\ adjective

—in·ter·ven·tion·ist \-ˈven-chə-nist\ noun