
prosthesis pros·the·sis (prŏs-thē'sĭs)
n. pl. pros·the·ses (-sēz)
An artificial device used to replace a missing body part, such as a limb or a heart valve.
Replacement of a missing body part with such a device.
prosthetic pros·thet·ic (prŏs-thět'ĭk)
adj.
Serving as or relating to a prosthesis.
Of or relating to prosthetics.