3. Professing ignorance; involving no dogmatic; pertaining to or involving agnosticism.
4. someone who is doubtful or noncommittal about something
5. a person who claims that they cannot have true knowledge about the existence of God (but does not deny that God might exist)
6. One who professes ignorance, or denies that we have any knowledge, save of phenomena; one who supports agnosticism, neither affirming nor denying the existence of a personal Deity, a future life, etc.