roentgenotherapy[-nə t̸her′ə pē]
roentgenotherapy definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the treatment of disease by means of X-rays
Origin: roentgeno- plush therapy
roentgenotherapy definition by American Heritage Dictionary
noun pl. roent·gen·o·ther·a·pies
The therapeutic use of x-rays in treating disease.