noun
prosthesis
prahs-THEE-sis/prɑːsˈθiːsɪs/
An artificial replacement for a missing body part.
The leg prosthesis has a socket, metal pylon, and artificial foot.

Etymology
“Putting to” gives the idea of an addition. In medicine, this became the addition of an artificial part to supply something missing, then the artificial part itself.
In context
getting this prosthesis I was actually very surprised very shocked because when I was doing my research in terms of you know how my life will be after amputation I never looked into like colors of the foot
More examples
- The dentist fits a dental prosthesis to replace several missing teeth.
- He removes his arm prosthesis before going to bed.
- These prostheses are designed to fit each patient's body.
Forms
prosthesis · prostheses
prosthetic adjective — Relating to artificial replacements for body parts.
Similar words
- artificial limb
- Replaces an arm or leg, not other body parts.
- implant
- Placed inside the body; may support rather than replace tissue.