Doctor of Osteopathy
Type: Abbreviation Definitions: 1. Abbreviation for Doctor of Osteopathy.
D.O.: Abbreviation for Doctor of Osteopathy, an osteopathic physician. Osteopathy is a system of therapy founded in the 19th century based on the concept that the body can formulate its own remedies against diseases when the body is in a normal structural relationship, has a normal environment and enjoys good nutrition.