noun Pathology.
- a lionlike facial distortion.
- Also called le·on·ti·a·sis os·se·a [os-ee-uh] /ˈɒs i ə/. an overgrowth of the cranial and facial bones resulting in a lionlike appearance.
n.
- The ridges and furrows on the forehead and cheeks of patients who have advanced lepromatous leprosy, giving a leonine appearance.leonine facies