malleolus
Noun
Meaning
A projection at the distal end of each bone of the leg at the ankle joint. The malleolus of the tibia is the internal projection, that of the fibula the external.
" A layer, " a shoot partly buried in the ground, and there cut halfway through.
Source: Webster's dictionarySynonyms
Derivatives
Examples
Dorsiflexion (extension) and plantar flexion occur around the transverse axis running through the ankle joint from the tip of the medial malleolus to the tip of the lateral malleolus.