Definition: Treater, in the medical field, is a healthcare professional who treats patients with a specific condition or disease. They work closely with other healthcare providers to diagnose and manage the patient's symptoms and health needs. In many countries around the world, there are different types of treaters such as doctors, nurses, pharmacists, physiotherapists, therapists, etc., depending on the type of illness being treated. Treaters can provide a wide range of services, including diagnosis, treatment,