fideism
The doctrine that faith is the basis of all knowledge.
countable, uncountable
We were warned at Cambridge, your grace, of the dangers of what is termed fideism.
Where it comes from
From French fidéisme, from Latin fidēs + -isme. By surface analysis, Latin fide- + -ism.
Adapted from the Wiktionary entry fideism (CC BY-SA 4.0).