ethmoiditis

noun
eth·​moid·​itis | \-ˈdīt-əs \

Medical Definition of ethmoiditis 

: inflammation of the ethmoid bone or its sinuses

Learn More about ethmoiditis

Share ethmoiditis

Comments on ethmoiditis

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

WORD OF THE DAY

living or existing for a long time

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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!