SINCE 1828
dictionary
thesaurus

homoousion

noun, often capitalized
Save Word
homo·​ou·​si·​on | \ -üz(h)ēˌän, -üs(h)- \
plural -s

Definition of homoousion

: a theological doctrine holding that Christ is of one substance with God the very existence of Christianity … was at stake over the Homoousion— C. H. Turner

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 homoousion

Greek, accusative masculine singular of homoousios

Learn More About homoousion

Dictionary Entries Near homoousion

homoousianism

homoousion

homopetalous

See More Nearby Entries 

Statistics for homoousion

Cite this Entry

“Homoousion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/homoousion. Accessed 5 Jul. 2022.

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

WORD OF THE DAY

cantankerous

Listen to the pronunciation of cantankerous

See Definitions and Examples »

Test Your Vocabulary

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!

Words at Play
Ask the Editors
Word Games