ELECTRODIATHERMY

medical treatment in which heat is produced beneath the skin by a high-frequency electric current, radiation, etc., to warm or destroy tissue. —SHSBC Binder 2 Approved Glossary

n.a reference to diathermy, a medical procedure that uses electrical currents produced by a special machine to generate heat in a patient's body. Diathermy is used in an attempt to treat such things as back pain.