Most people are familiar with joint replacement. It is replacing the surface of a joint with a metal, ceramic and/or plastic device to take the place of the worn out joint.
A conversation with the dentist.
Dentist, "Mr. Johnson, you have 3 teeth that have severe decay and we need to extract them. I am most comfortable with dentures rather than implants. I am going to extract all your teeth and give you some really great dentures that should last 20 years."