Ma'anar ƙamus na "diathermy" wata fasaha ce ta likitanci da ke amfani da igiyoyin lantarki masu yawa don haifar da zafi a cikin kyallen jikin jiki, yawanci don inganta warkarwa ko magance yanayin kiwon lafiya daban-daban. Kalmar "diathermy" ta fito daga kalmomin Helenanci "dia," ma'ana "ta," da "thermos," ma'ana "zafi."
