pisiform
/ˈpaɪsɪfɔːrm/
noun
- A small, pea-shaped bone in the wrist, located where the ulna meets the hand.
- The doctor pointed to the pisiform on the X-ray to show the tiny bone.
- The pisiform is one of the eight carpal bones in the human wrist.
- She fractured her pisiform after falling on an outstretched hand.