R Wheeling Dentist radicular – refers to tooth root radiograph – also known as an x-ray, image of bone and tooth structures produced through exposure to ionizing radiation reimplantation – reinsertion of tooth into its socket following trauma that partially or completely removed it reline – resurfacing of the tissue side of a removable denture to correct issue with fit resin – material used in dental restorations and other dental treatments resorption – loss of bone or structure retainer – appliance used to ensure teeth do not return to prior misaligned state following orthodontic treatment root – portion of the tooth that attaches the tooth into the gums and socket root canal – pulp cavity inside the tooth root root canal therapy – treatment of disease or injury to tooth pulp, generally involves the removal of part or all of the pulp and replacement with inert material root planing – procedure used in the treatment of periodontal disease, involves deep cleaning of teeth at the roots to remove calculus and other substances rubber dam – latex sheet used to isolate part of the mouth from saliva and potential contaminants during surgery