Medical Dictionary

iliotibial band

noun

medical Definition of iliotibial band

:a fibrous thickening of the fascia lata that extends from the iliac crest down the lateral part of the thigh to the lateral condyle of the tibia and that provides stability to the knee and assists with flexion and extension of the knee called also iliotibial tract, IT band

Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a strongly worded attack

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!