from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The science that deals with the use of specialized mechanical devices to support or supplement weakened or abnormal joints or limbs.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The design, manufacture and installation of orthopedic appliances to support, straighten or improve the function of a body part
From New Latin orthōsis, orthōt-, artificial support, brace, from Greek, a straightening, from orthoun, to straighten, from orthos, straight.(American Heritage® Dictionary of the English Language, Fourth Edition)