Agnostic

ag-nos′tik, n. one who holds that we know nothing of things beyond material phenomena—that a First Cause and an unseen world are things unknown and apparently unknowable.— n. Agnos′ticism . [Coined by Prof. Huxley in 1869 from the word in Acts, xvii. 23; a , privative, and Gr. gnōstikos , good at knowing. See Gnostic .]