Unbeliever
Pronunciation : Un`be*liev"er
Part of Speech : n.
Definition : 1. One who does not believe; an incredulous person; a doubter; a skeptic.
2. A disbeliever; especially, one who does not believe that the Bible is a divine revelation, and holds that Christ was neither a divine nor a supernatural person; an infidel; a freethinker.
Syn. -- See Infidel.
Source : Webster's Unabridged Dictionary, 1913