- Knee cap
- Kneecap
- A small dish, pan, or vase.
- The kneepan; the cap of the knee.
- A genus of marine gastropods, including many species of
limpets. The shell has the form of a flattened cone. The common
European limpet (Patella vulgata) is largely used for food.
- A kind of apothecium in lichens, which is orbicular, flat,
and sessile, and has a special rim not a part of the thallus.