Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

sciatic notch

noun

Medical Definition of sciatic notch

  1. :  either of two notches on the dorsal border of the hip bone on each side that when closed off by ligaments form the corresponding sciatic foramina:a:  a relatively large notch just above the ischial spine that is converted into the greater sciatic foramen by the sacrospinous ligament—called also b:  a smaller notch just below the ischial spine that is converted to the lesser sciatic foramen by the sacrospinous ligament and the sacrotuberous ligament—called also




Seen and Heard

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

WORD OF THE DAY

to work hard

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

maudlin angry prompt oily
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ