sylvian fissure

noun, often capitalized 1st S

Medical Definition of sylvian fissure

: a deep fissure of the lateral aspect of each cerebral hemisphere that divides the temporal from the parietal and frontal lobes

called also fissure of Sylvius, lateral fissure, lateral sulcus

Learn More about sylvian fissure

Cite this Entry

“Sylvian fissure.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sylvian%20fissure. Accessed 27 Oct. 2020.

Comments on sylvian fissure

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

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!