noun Medicine/Medical.
the production of heat in body tissues by electric currents, for therapeutic purposes.
Also, diathermia [dahy-uh-thur-mee-uh] .

< German Diathermie (1909). See dia-, -thermy

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World English Dictionary
diathermy or diathermia (ˈdaɪəˌθɜːmɪ, ˌdaɪəˈθɜːmɪə)
local heating of the body tissues with an electric current for medical or surgical purposes
[C20: from New Latin diathermia, from dia- + Greek thermē heat]
diathermia or diathermia
[C20: from New Latin diathermia, from dia- + Greek thermē heat]

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American Heritage
Medical Dictionary

diathermy di·a·ther·my (dī'ə-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.
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