tibialis

noun
tib·​i·​a·​lis | \ ˌtib-ē-ˈā-ləs How to pronounce tibialis (audio) \
plural tibiales\ -​(ˌ)lēz How to pronounce tibiales (audio) \

Medical Definition of tibialis

: either of two muscles of the calf of the leg:
a : a muscle arising chiefly from the lateral condyle and part of the shaft of the tibia, inserting by a long tendon into the first cuneiform and first metatarsal bones, and acting to flex the foot dorsally and to invert it

called also tibialis anterior, tibialis anticus

b : a deeply situated muscle that arises from the tibia and fibula, interosseous membrane, and intermuscular septa, that is inserted by a tendon passing under the medial malleolus into the navicular and first cuneiform bones, and that flexes the foot in the direction of the sole and tends to invert it

called also tibialis posterior, tibialis posticus

Comments on tibialis

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

WORD OF THE DAY

concealment of treason or felony

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

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!