capitate
adjective anatomy specialized uk/ˈkæp.ɪ.teɪt/ us/ˈkæp.əˌteɪt/
（用于医学术语中）头状的
used in medical contexts to describe a body part that is shaped like a head
The end of the wrist bone is capitate, as it is rounded and larger than the rest. 腕骨末端呈头状，因为这里比其余部分大且圆。