motu proprio

noun
mo·​tu proprio | \ ¦mō(ˌ)tüˈprōprēˌō\

Definition of motu proprio

: a rescript initiated and issued by the pope of his own accord and apart from the advice of others

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!

History and Etymology for motu proprio

Latin, by one's own impulse

Keep scrolling for more

More from Merriam-Webster on motu proprio

Spanish Central: Translation of motu proprio

Nglish: Translation of motu proprio for Spanish Speakers

Comments on motu proprio

What made you want to look up motu proprio? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

providing supplementary assistance

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

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!