As adjectives the difference between prostetic and prosthetic
is that prostetic is while prosthetic is artificial, acting as a substitute for part of the body; relating to prosthesis.
As a noun prosthetic is
a prosthesis (prosthetic device).
prosthetic
English
Adjective
(
en adjective)
artificial, acting as a substitute for part of the body; relating to prosthesis
Noun
(
en noun)
A prosthesis (prosthetic device)