agnostic

adj

1. Doubtful or uncertain about the existence or demonstrability of God or other deity.

   “She left the church when she had become agnostic.”

2. (informal, usually)Having no firmly held opinions on something.

   “I'm agnostic on whether ethanol is a green fuel.”

   “He says he's agnostic concerning the Secretary's claims.”

3. Of or relating to agnosticism or its adherents.

   “His agnostic viewpoint is summarized in his book.”

   “In matters of the intellect do not pretend that conclusions are certain which are not demonstrated or demonstrable. That I take to be the agnostic faith, which if a man keep whole and undefiled, he shall not be ashamed to look the universe in the face, whatever the future may have in store for him.”

4. Unaware or noncommittal regarding the specific nature of the components or input with which it interacts.

   “The socket communications layer is agnostic with regard to its underlying transport mechanism—it is “transport-agnostic”.”

   “The software's registration key is platform agnostic and will work on both x86 and ARM processors.”

noun

1. A person who holds to a form of agnosticism, especially uncertainty of the existence of a deity.

   “The Agnostic is one who asserts—what no one denies—that there are limits to the sphere of human intelligence.”

   “An agnostic thinks it impossible to know the truth in matters such as God and the future life with which Christianity and other religions are concerned.”

   “When I say I'm an agnostic, I only mean that the evidence isn't in. There isn't compelling evidence that God exists — at least your kind of god — and there isn't compelling evidence that he doesn't.”