obex

noun
\ ˈō-ˌbeks How to pronounce obex (audio) \

Medical Definition of obex

: a thin triangular lamina of gray matter in the roof of the fourth ventricle of the brain

Learn More about obex

Cite this Entry

“Obex.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/obex. Accessed 6 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Comments on obex

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

WORD OF THE DAY

Test Your Vocabulary

Who Knew?

True or False

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

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!