interventionist

adj

1. (not-comparable)Of or pertaining to interventionism, or an advocate thereof.

   “I don't believe in an interventionist God / But I know, darling, that you do / But if I did, I would kneel down and ask Him / Not to intervene when it came to you”

   “And the liberal blogosphere has long labeled Clinton part of the neoconservative wing, a conservative intellectual movement that supports an interventionist foreign policy.”

noun

1. One who practices or defends interventionism.

   “The liberal interventionists and neoconservatives who have accused the administration of failing to lead never laid out an effective case as to what the relationship between U.S. military action and the political end state in Syria would be.”

   “Senior players were sceptical to begin with, startled by Conte’s aggressively interventionist training sessions, practice constantly stopped by that barking voice, points of positional detail brutally drilled.”

2. A physician who performs minimally invasive procedures using imaging guidance.

   “Interventionists who took longer than average to thrombectomize AVF [arteriovenous fistulas] took longer than average to thrombectomize AVG [arteriovenous grafts].”