Indifferentism
Indifferentism , noun
[Compare French indifférentisme.]
1.
State of indifference; lack of interest or earnestness; especially, a systematic apathy regarding what is true or false in religion or philosophy; agnosticism.
The indifferentism which equalizes all religions and gives equal rights to truth and error.
2.
(Metaphysics) Same as Identism.
3.
(Roman Catholic Church) A heresy consisting in an unconcern for any particular creed, provided the morals be right and good. — Gregory XVI