[ dahy-uh-thur-mee ]
/ ˈdaɪ əˌθɜr mi /

noun Medicine/Medical.

the production of heat in body tissues by electric currents, for therapeutic purposes.
Also di·a·ther·mi·a [dahy-uh-thur-mee-uh] /ˌdaɪ əˈθɜr mi ə/.

Origin of diathermy

< German Diathermie (1909). See dia-, -thermy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diathermy

  • Reduction of tension by means of various mechanical measures, notably massage, and by means of electricity and diathermy.

  • He left, returning a few minutes later with a portable apparatus somewhat resembling its progenitor, the diathermy generator.

    In the Orbit of Saturn|Roman Frederick Starzl

British Dictionary definitions for diathermy


diathermia (ˌdaɪəˈθɜːmɪə)

/ (ˈdaɪəˌθɜːmɪ) /


local heating of the body tissues with an electric current for medical or surgical purposes

Word Origin for diathermy

C20: from New Latin diathermia, from dia- + Greek thermē heat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for diathermy

[ dīə-thûr′mē ]


The therapeutic generation of local heat in body tissues by high-frequency electromagnetic radiation, electric currents, or ultrasonic waves.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.