Definitions
1.NounOne who believes that petroleum depletion will inevitably lead to a severe recession or depression, followed by a Malthusian catastrophe.
2.NounSomeone who is apathetic or has a negative prospect towards the world.
A techno-pessimist, in particular concerning artificial intelligence.
3.NounA techno-pessimist, in particular concerning artificial intelligence.
4.NounOne who, or that which, dooms or pronounces sentence; judge.