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DictionarySeemalleolusEncyclopediaSeeMalleolusexternal malleolus
lat·er·al mal·le·o·lus [TA] the process at the lateral side of the lower end of the fibula, forming the projection of the lateral part of the ankle; the lateral malleolus extends farther inferiorly than the medial malleolus. Synonym(s): malleolus lateralis [TA], external malleolus, extramalleolus, outer malleolusmalleolus (mal-e'o-lus) plural.malleoli [L. malleolus, little hammer] The protuberance on both sides of the ankle joint; the lower extremity of the fibula is the lateral malleolus and lower end of the tibia is the medial malleolus. malleolar (-o-lar), adjectiveexternal malleolusLateral malleolus.lateral malleolusProcess on outer edge of fibula at lower end. Synonym: external malleolusmedial malleolusRound process on inner edge of tibia at lower end.illustration |