Radix

Tooth root

Radicular

Around the root (radix)

Edge gap

Space between the filling and the tooth, if caries develops there = secondary caries

Replantation

Reimplantation of the tooth

Retraction threads or rings

Aid for taking impressions: The gums are pushed away from the tooth

Retrognathia

Maxillary retrognathia: Anterior row of the upper jaw too far back
Mandibular retrognathia: lower jaw shortened

Retrograde root filling

Residual tooth filled from the root side

Retrusion

Relocation of a tooth from its normal position

Recession

Receding gums without symptoms of inflammation, caused by incorrect brushing technique.

Radiographs

Diagnostic tool to detect caries

X-ray passport

Here, the X-rays are recorded with the radiation exposure.

Root planing

Root smoothing