hemiarthroplasty

[hĕm′ē-ärthrə-plăs′tē]

n.

Arthroplasty in which one joint surface is replaced with an artificial material, usually metal.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.