rotula /rotˈū-lə/

1. The knee-cap (anatomy)
2. A radial piece of Aristotle's lantern in sea-urchins (zoology)

• inkles
• inkling
• inklings
• in-kneed
• inkosi
• inkosis
• inkpad
• inkpads
• ink pencil
• ink pencils
• ink plant
• ink plants
• inkpot
• inkpots
• inks
• ink-sac
• ink-slinger
• inkspot
• inkspots
• ink-stained
• inkstand
• inkstands
• inkstone
• inkstones
• inkwell