'Thermotherapy' definitions:

Definition of 'thermotherapy'

(from WordNet)
noun
The use of heat to treat a disease or disorder; heating pads or hot compresses or hot-water bottles are used to promote circulation in peripheral vascular disease or to relax tense muscles

Definition of 'Thermotherapy'

From: GCIDE
  • Thermotherapy \Ther`mo*ther"a*py\, n. [Thermo- + therapy.] (Med.) Treatment of disease by heat, esp. by hot air. [Webster 1913 Suppl.] Thermotic