It's often used in medical terms to describe a method or technique used to treat a specific condition or ailment. For example:
* Chemotherapy: Treatment using chemicals.
* Psychotherapy: Treatment using psychological techniques.
* Occupational therapy: Treatment using activities to improve daily living skills.
* Music therapy: Treatment using music to address physical, emotional, or cognitive needs.
The suffix "-therapy" is a versatile one and can be used to create new words that describe various types of treatments.