[hahy-druh-ther-uh-pee] 
| 1. | the branch of therapeutics that deals with the curative use of water. |
| 2. | the treatment of physical disability, injury, or illness by immersion of all or part of the body in water to facilitate movement, promote wound healing, relieve pain, etc., usually under the supervision of a trained therapist. |
hydrotherapy hy·dro·ther·a·py (hī'drə-thěr'ə-pē)
n.
External use of water in the medical treatment of certain diseases.
drəˈθɛr