To save this word, you'll need to log in.
gna·thi·on | \ ˈnā-thē-ˌän 
, ˈna- \
, ˈna- \Medical Definition of gnathion
: the midpoint of the lower border of the human mandible — compare linguale
Comments on gnathion
What made you want to look up gnathion? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Challenging Vocabulary Quiz Returns!
- Which is a synonym of fuliginous?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share gnathion