foramina of Key and Retzius

foramina of Key and Ret·​zi·​us | \ -ˌkāənˈretsēəs \

Definition of foramina of Key and Retzius

: passages at the lateral recesses of the fourth ventricle of the brain — see foramen of magendie

History and Etymology for foramina of Key and Retzius

after Ernst A. H. Key †1901 and Gustaf M. Retzius †1919 Swedish anatomists

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!

Learn More About foramina of Key and Retzius

Dictionary Entries Near foramina of Key and Retzius

foramen ovale

foramina of Key and Retzius


See More Nearby Entries 

Statistics for foramina of Key and Retzius

Cite this Entry

“Foramina of Key and Retzius.” Dictionary, Merriam-Webster, Accessed 6 Oct. 2022.

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


Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Spell It

Can you spell these 10 commonly misspelled words?

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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