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  • Emergence profile

    The part of the axial contour of a tooth or prosthetic crown that extends from the base of the sulcus past the free soft tissue margin. The emergence profile extends to the height of contour of the crown, producing a straight or convex profile in the apical third of the axial surface. Control of this…

  • Emergence angle

    The incline created by a dental implant’s transitional shape as determined by the correlation of the long axis of the implant body to the implant abutment or prosthesis.  

  • EMD (abbrev)

    Enamel matrix derivative from porcine material.  

  • Embrasure

    The space formed when adjacent surfaces flare away from one another. In dentistry, the space defined by surfaces of two adjacent teeth; there are four embrasure spaces associated with each proximal contact area: occlusal/incisal, mesial, distal, and gingival. The space formed by the contour and position of adjacent teeth.  

  • Embouchure

    Embouchure

    The manner in which people position and use their mouth (teeth, lips, and tongue) when playing a wind instrument.  

  • Embolus

    A blood clot, air, or other foreign material that travels in the bloodstream until it obstructs a blood vessel. A traveling blood clot. Clot or undissolved mass carried through the circulatory vessels by the blood or lymph flow. An embolus may be a blood clot, piece of tissue, fat globule, or air bubble. (Compare with…

  • Elongation

    Deformation as a result of tensile force application. The degree to which a material will stretch before breaking. The overeruption of a tooth. Act of lengthening something, particularly a muscle, ligament, or tendon. Also, the condition of being lengthened. The condition of being extended or lengthened, or the process of extending.  

  • ELISA (abbrev)

    Enzyme‐linked immunosorbent assay. A process in which an enzyme binds to an antibody or antigen and causes a colour change that shows the presence or amount of protein in a sample of biological material.  

  • Elevator muscle

    One of the contracting muscles that raises or closes the lower jaw.  

  • Elevator

    Elevator

    Surgical instrument. A luxating elevator is used to luxate teeth during extraction. A periosteal elevator is used to elevate a full‐thickness or mucoperiosteal flap. A muscle which raises part of the body. A surgical instrument used to lift part of a broken bone. An instrument that is used to raise a depressed broken bone, for…

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