ethmoiditis

noun
eth·​moid·​itis | \ -ˈdīt-əs How to pronounce ethmoiditis (audio) \

Medical Definition of ethmoiditis

: inflammation of the ethmoid bone or its sinuses

Learn More About ethmoiditis

Dictionary Entries Near ethmoiditis

ethmoidectomy

ethmoiditis

ethmoid sinus

See More Nearby Entries 

Cite this Entry

“Ethmoiditis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ethmoiditis. Accessed 23 Sep. 2021.

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

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!