ignosticism

As a noun ignosticism

is the philosophical position that beliefs regarding the existence or non-existence of god (capitalized) all assume too much, especially because there is not just one universal definition of the word "god" or because the concept of "god" is both unfalsifiable and unverifiable; also called "theological noncognitivism".

As an adjective undefined is

lacking a definition or value.

As nouns the difference between atheophobia and ignosticism

is that atheophobia is fear or hatred of atheism or atheists while ignosticism is the philosophical position that beliefs regarding the existence or non-existence of god (capitalized) all assume too much, especially because there is not just one universal definition of the word "god" or because the concept of "god" is both unfalsifiable and unverifiable; also called "theological noncognitivism".

As nouns the difference between ignosticism and null

is that ignosticism is the philosophical position that beliefs regarding the existence or non-existence of god (capitalized) all assume too much, especially because there is not just one universal definition of the word "god" or because the concept of "god" is both unfalsifiable and unverifiable; also called "theological noncognitivism" while null is zero, nil; the cardinal number before einn.

As nouns the difference between ignosticism and atheism

is that ignosticism is the philosophical position that beliefs regarding the existence or non-existence of god (capitalized) all assume too much, especially because there is not just one universal definition of the word "god" or because the concept of "god" is both unfalsifiable and unverifiable; also called "theological noncognitivism" while atheism is (narrowly) belief that no deities exist (sometimes including rejection of other religious beliefs).