pterygopalatine fossa

noun
pter·​y·​go·​pal·​a·​tine fossa | \ ˌter-ə-gō-ˈpal-ə-ˌtīn- How to pronounce pterygopalatine fossa (audio) \

Medical Definition of pterygopalatine fossa

: a small triangular space beneath the apex of the orbit that is bounded above by the sphenoid bone and the orbital process of the palatine bone, in front by the maxilla, medially by the palatine bone, and behind by the pterygoid process of the sphenoid bone and that contains among other structures the pterygopalatine ganglion

called also pterygomaxillary fossa, sphenomaxillary fossa

Comments on pterygopalatine fossa

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

WORD OF THE DAY

to shake or wave menacingly

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Add Diction

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!