Definition of "article of faith" [article of faith]

• A very basic belief not to be doubted. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "For whereas modern Christians are expected to accept the Virgin birth as an article of faith and an actual historical event, the followers of Isis Isians and other pagans faced no such intellectual dilemma."
• "Now, concerning these, it is generally affirmed, that persons maintaining any error in or against any fundamental article of faith or religion, and that with obstinacy or pertinacy after conviction, ought to be proceeded against by the authority of the civil magistrate, whether unto death or banishment, imprisonment or confiscation of goods."
• "“Since the publication of On Death and Dying, it has been an article of faith among both American and Australian health professionals that talking about loss is important to resolving it and prevents distressing psychiatric morbidity,” Allan Kellehear, the Australian sociologist, wrote in 2005."