名詞 patella:

1. a small flat triangular bone in front of the knee that protects the knee joint
   同義詞：kneecap, kneepan
2. type genus of the family Patellidae: common European limpets
   同義詞：genus Patella

pa.tel.la

n.（名詞）
【復(fù)數(shù)】 pa.tel.lae[-tμl.ô]

A flat triangular bone located at the front of the knee joint.Also called kneecap
髕骨，膝蓋骨：膝關(guān)節(jié)前部的一塊厚而扁平的三角形骨也作 kneecap
A dish-shaped anatomical formation.
膝節(jié)：一種盤形的結(jié)構(gòu)組織
A pan or dish in ancient Rome.
小盤，小碟：古羅馬的一種小盤或小碟

來源：
Latin [diminutive of] patina [plate, pan] * see paten
拉丁語 [] patina的小后綴 [盤，碟] *參見 paten

【引伸】
patel.lar 或
patel.late