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

Of or relating to agnosticism or its adherents.

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

(informal, usually with a prepositional phrase) Having no firmly held opinions on something.

(computing, of a software component etc.) Unaware or noncommittal regarding the specific nature of the components or input with which it interacts.