therapy(n = noun.act) - (medicine) the act of caring for someone (as by medication or remedial training etc.); "the quarterback is undergoing treatment for a knee injury"; "he tried every treatment the doctors suggested"; "heat therapy gave the best relief"
is a kind of medical aid, medical care
has particulars: aromatherapy, chemotherapy, correction, electric healing, electrical healing, electrotherapy, galvanism, heliotherapy, insolation, hormone-replacement therapy, hormone replacement therapy, hrt, immunotherapy, infrared therapy, inflation therapy, electromotive drug administration, emda, ionic medication, iontophoresis, iontotherapy, medication, megavitamin therapy, occupational therapy, physiatrics, physical therapy, physiotherapy, botanical medicine, herbal therapy, phytotherapy, psychotherapy, actinotherapy, irradiation, radiation, radiation therapy, radiotherapy, shock therapy, shock treatment, speech therapy, refrigeration, thermotherapy, thrombolytic therapy
Derived forms adjective therapeutic₂, adjective therapeutical₁, noun therapist₁

   Therapeutics. [1913 Webster]

therapy, n. (pl. -ies)
1 the treatment of physical or mental disorders, other than by surgery.
2 a particular type of such treatment.

Derivative:
therapist n.

Etymology:
mod.L therapia f. Gk therapeia healing

autogenic therapy, aversion therapy, behavior therapy, client-centered therapy, electroconvulsive therapy, electroshock therapy, encounter therapy, exposure therapy, family therapy, group therapy, herbal therapy, highly active antiretroviral therapy, hormone replacement therapy, hormone-replacement therapy, implosion therapy, inflation therapy, infrared therapy, insulin shock therapy, megavitamin therapy, metrazol shock therapy, occupational therapy, physical therapy, play therapy, radiation therapy, radium therapy, reciprocal-inhibition therapy, shock therapy, speech therapy, thrombolytic therapy, x-ray therapy