a person who does not believe.
a person who does not accept any, or some particular, religious belief.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use unbeliever in a sentence
It will not persuade the unbelievers because racism has done its work too well.
Just as no unbeliever may be barred from federal service for his atheism, no true believer may be excluded for his abiding faith.The Constitution and the Candidates: Race, Religion, Romney, and Ryan | Akhil Reed Amar | August 19, 2012 | THE DAILY BEAST
Those who hold the truth cannot enter into it with the infidel, the unbeliever, the erroneous or profane.The Ordinance of Covenanting | John Cunningham
First, Covenanting entails obligation even on the unbeliever who vows and swears.The Ordinance of Covenanting | John Cunningham
However, we are assured that the Christian's death has great consolations, of which the unbeliever is deprived.Superstition In All Ages (1732) | Jean Meslier
British Dictionary definitions for unbeliever
a person who does not believe or withholds belief, esp in religious matters
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012