The best way to learn medical terminology is to become familiar with the structure and the most commonly used components. Basic Components of Medical Terms. Most medical terms consist of three basic components: root word (the base of the term), prefixes (letter groups in front of the root word) and suffixes (letter groups at the end of the root word). When placed together, these three components define a particular medical term.
Vicar general. A vicar general (previously, archdeacon) is the principal deputy of the bishop of a diocese for the exercise of administrative authority and possesses the title of local ordinary.
noun. The vicar of this parish. The vicar of this parish. The definition of a vicar is a religious official who acts in place of another, or the priest of a Church of England parish, or a minister in charge of an Episcopalian chapel in the United States.plural vicars). 1  In the Church of England, the priest of a parish, receiving a salary or stipend but not tithes. 2  In the Roman Catholic and some other churches, a cleric acting as local representative of a higher ranking member of the clergy.