act of faith

Definition of act of faith

: an act requiring or displaying faith specifically : auto-da-fé

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of act of faith

1582, in the meaning defined above

History and Etymology for act of faith

translation of Portuguese auto-da-fé

Learn More About act of faith

Time Traveler for act of faith

Time Traveler

The first known use of act of faith was in 1582

See more words from the same year

Dictionary Entries Near act of faith

act of bankruptcy

act of faith

act of God

See More Nearby Entries 

Statistics for act of faith

Cite this Entry

“Act of faith.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/act%20of%20faith. Accessed 9 Dec. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on act of faith

Nglish: Translation of act of faith for Spanish Speakers

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!