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 (rĕnt′gə-nə-thĕr′ə-pē, -jə-, rŭnt′-)
n. pl. roent·gen·o·ther·a·pies
The therapeutic use of x-rays in treating disease.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌrɒntɡənəˈθɛrəpɪ; -tjə-; ˌrɛnt-) or


(Medicine) the therapeutic use of X-rays
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

roentgenotherapy, röntgenotherapy

treatment of disease and illness by means of x rays.
See also: Medical Specialties, Remedies
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.