pterygopalatine ganglion

noun

Medical Definition of pterygopalatine ganglion

: an autonomic ganglion of the maxillary nerve that is situated in the pterygopalatine fossa and that receives preganglionic parasympathetic fibers from the facial nerve and sends postganglionic fibers to the nasal mucosa, palate, pharynx, and orbit

called also Meckel's ganglion, sphenopalatine ganglion

Learn More about pterygopalatine ganglion

Cite this Entry

“Pterygopalatine ganglion.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pterygopalatine%20ganglion. Accessed 22 Jan. 2021.

Comments on pterygopalatine ganglion

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

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!