pterygoid plate

noun

Medical Definition of pterygoid plate 

: either of two vertical plates making up a pterygoid process of the sphenoid bone:

a : a broad thin plate that forms the lateral part of the pterygoid process and gives attachment to the lateral pterygoid muscle on its lateral surface and to the medial pterygoid muscle on its medial surface

called also lateral pterygoid plate

b : a long narrow plate that forms the medial part of the pterygoid process, terminates in the pterygoid hamulus, and forms with its lateral surface part of the pterygoid fossa and with its medial surface the lateral boundary of a choana

called also medial pterygoid plate

Learn More about pterygoid plate

Share pterygoid plate

Comments on pterygoid plate

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

WORD OF THE DAY

evasion of direct action or statement

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

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!