a prefix meaning âaboutâ or âaroundâ (perimeter, periscope), âenclosingâ or âsurroundingâ (pericardium), and ânearâ (perigee, perihelion), appearing in loanwords from Greek (peripeteia); on this model, used in the formation of compound words (perimorph). Origin of peri- Expand.
Medicine Specialist registrar, a medical doctor in the United Kingdom receiving advanced training in a specialist field Specialty registrar, new training grade intended to replace specialist registrar Senior registrar, type of medical or dental practitioner in the UK, Ireland, and Australia
The General Medical Council is the regulatory body for doctor's licensing in the UK. Currently, there are two types of basic registration: provisional registration and full registration, and two types of specialty registration: specialist registration and GP registration.