fissure

  • 41fissure sealant — (in dentistry) a material that is bonded to the enamel surface of teeth to seal the fissures, in order to prevent dental caries. Composite resins, unfilled resins, and glass ionomer cements have been used as fissure sealants. * * * see pit and… …

    Medical dictionary

  • 42fissure of Rolando — noun a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes • Syn: ↑Rolando s fissure, ↑central sulcus, ↑sulcus centralis • Hypernyms: ↑sulcus • Part Holonyms: ↑cerebru …

    Useful english dictionary

  • 43Fissure (matériau) — La fissure est un « défaut » ou une discontinuité brutale apparue ou apparaissant dans un matériau sous l effet de contraintes internes ou externes, où la matière est séparée sur une certaine surface. Tant que les forces de contraintes… …

    Wikipédia en Français

  • 44fissure of Sylvius — /sil vee euhs/. See lateral fissure. [named after Franciscus Sylvius (Latinization of Franz de la Boë, d.1672), German anatomist] * * * …

    Universalium

  • 45Fissure orbitaire supérieure — Article principal : Os sphénoïde. La fissure orbitaire supérieure est un canal situé entre la petite et la grande aile de l os sphénoïde. Ce canal est emprunté par plusieurs nerfs notamment le nerf oculomoteur, le nerf trochléaire et le nerf …

    Wikipédia en Français

  • 46fissure cavity — a carious lesion beginning in a fissure of a tooth. See pit caries, under caries …

    Medical dictionary

  • 47fissure of palpebrae — palpebral fissure rima palpebrarum …

    Medical dictionary

  • 48fissure cave —    A narrow vertical cave or cave passage along a fissure. Fissures widen out to become wells or vertical shafts [10].    See also vertical shaft …

    Lexicon of Cave and Karst Terminology

  • 49fissure vent —    An opening in earth’s surface of a volcanic conduit in the form of a crack or fissure rather than a localized crater; a roughly linear crack or area along which lava, generally mafic and of low viscosity, wells up to the surface, usually… …

    Glossary of landform and geologic terms

  • 50fissure sealant — (in dentistry) a material that is bonded to the enamel surface of teeth to seal the fissures, in order to prevent dental caries. Composite resins, unfilled resins, and glass ionomer cements have been used as fissure sealants …

    The new mediacal dictionary