The Collaborative International Dictionary
Necessarianism
Necessarianism \Nec`es*sa"ri*an*ism\, n.
The doctrine of philosophical necessity; necessitarianism.
--Hixley.
Wiktionary
necessarianism
n. (context philosophy metaphysics theology English) An extreme form of determinism that holds that all phenomenon, including the will, are subject to immutable rules of cause and effect; necessitarianism.