lateral malleolus

== English == === Alternative forms === external malleolus === Noun === lateral malleolus (plural lateral malleoli) (anatomy) The prominence on the outer side of the ankle, formed by the lower end of the fibula. ==== Coordinate terms ==== medial malleolus posterior malleolus === References === “malleolus”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.