Patella
Patella , noun
[Latin, a small pan, the kneepan, dim. of patina, patena, a pan, dish.]
1.
A small dish, pan, or vase.
2.
(Anatomy) The kneecap; the kneepan; the cap of the knee.
3.
(Zoology) 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.
4.
(Botany) A kind of apothecium in lichens, which is orbicular, flat, and sessile, and has a special rim not a part of the thallus.