Category: R

  • Remodel

    The ongoing process by which bone is resorbed and replaced in a dynamic steady‐state process that maintains the health of bone.  

  • Remission

    A diminution or abatement of the signs and/or symptoms of a disease; also the period during which such diminution occurs. A decrease in or disappearance of signs and symptoms of cancer. In partial remission, some, but not all, signs and symptoms of cancer have disappeared. In complete remission, all signs and symptoms of cancer have…

  • Reline

    To replace the base material on the tissue side of a removable dental prosthesis with new base material to correct the adaptation of the base to the tissue. Compare: Rebase.  

  • Relief area

    A delineated space created on the tissue surface of a removable dental prosthesis to eliminate contact with the tissue.  

  • Relief

    Placement of a measured amount of space in an area under a denture base or removable partial framework to eliminate tissue contact or pressure or to make room for impression material. Differences in elevation and slope on the earth surface. In psychology, pertains to a response conditioned to a stimulus associated with the termination or…

  • Releasing incision

    An incision made at a right or oblique angle to the main incision to relieve tension on a mucoperiosteal flap and allow more flap reflection than the original incision allows.  

  • Rejection

    An immunological response to incompatibility in transplanted tissues and organs mediated by both cellular and humoral immunity; may lead to destruction of the transplanted tissue or organ. In immunology, an immune response that causes transplanted organs or tissues to be attacked by the immune system of the body and to destroy the transplanted organ or…

  • Reiter’s syndrome

    A condition of unknown cause, usually seen in young men, characterized by urethritis, arthritis, conjunctivitis, and mucocutaneous lesions. An illness which may be sexually transmitted and affects mainly men, causing arthritis, urethritis and conjunctivitis at the same time [Described 1916. After Hans Conrad Reiter (1881-1969), German bacteriologist and hygienist.] Inflammatory syndrome of unknown etiology, occurring…

  • Reimplantation

    The act of replacing a tooth in the same alveolar socket from which it had been removed, either surgically or as a result of trauma. The repositioning of a tissue or organ either back to its original location or to a new location. In dentistry, it refers to reinserting an extracted tooth into its original…

  • Rehabilitation

    Rehabilitation

    Restoration to a former state of appearance, well‐being, and function using artificial replacements. In psychiatry, the methods and techniques used to achieve maximum functioning and optimum adjustment for the patient and to prevent relapses or recurrences of illness; sometimes termed tertiary prevention. The restoration to constructive functioning of one who has suffered a disability. The…