from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Someone who holds an unauthorised belief; a heretic, an unbeliever.
from the GNU version of the Collaborative International Dictionary of English
- n. One who believes wrongly; one who holds a false religion.
from The Century Dictionary and Cyclopedia
- n. One who holds false beliefs; especially, one who holds false religious opinions.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a person who holds religious beliefs in conflict with the dogma of the Roman Catholic Church
From misbelieve + -er. (Wiktionary)