malleolus
/məˈliːələs/
noun
- The bony projection on either side of the ankle joint; the inner (medial) or outer (lateral) ankle bone.
- The doctor pointed to the swelling around the medial malleolus on her left ankle.
- He fractured his lateral malleolus when he tripped over a curb.
- Runners often experience pain near the malleolus if they overpronate.