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malleolus

American  
[muh-lee-uh-luhs] / məˈli ə ləs /

noun

Anatomy.
malleoli plural
  1. the bony protuberance on either side of the ankle, at the lower end of the fibula or of the tibia.


malleolus British  
/ məˈliːələs /

noun

  1. either of two rounded bony projections of the tibia and fibula on the sides of each ankle joint

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of malleolus

1685–95; < Latin: small hammer, mallet, equivalent to malle ( us ) hammer + -olus -ole 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The distal end of the fibula forms the lateral malleolus, which forms the easily palpated bony bump on the lateral side of the ankle.

From Textbooks • Jun. 19, 2013

The sides of the talus are firmly held in position by the articulations with the medial malleolus of the tibia and the lateral malleolus of the fibula, which prevent any side-to-side motion of the talus.

From Textbooks • Jun. 19, 2013

The outside area of his foot beneath and around the lateral malleolus was the first to require any real contortion.

From The New Yorker • Feb. 28, 2011

An MRI scan on Thursday revealed a break in the medial malleolus, on the inside part of Yao's ankle, but the 30-year-old Chinese has not yet decided on how he wants to proceed.

From Reuters • Dec. 18, 2010

Hancock's Method.—A single flap was formed in the sole, with the convexity looking forwards, by an incision from one malleolus to the other.

From A Manual of the Operations of Surgery For the Use of Senior Students, House Surgeons, and Junior Practitioners by Bell, Joseph

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