| interdental | 1. Between the teeth. 2. Denoting the relationship between the proximal surfaces of the teeth of the same arch. Origin: inter-+ L. Dens, tooth (05 Mar 2000) |
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| interdental canals | Canal's that extend vertically through alveolar bone between roots of mandibular and maxillary incisor and maxillary bicuspid teeth. Synonym: Hirschfeld's canals. (05 Mar 2000) |
| interdental caries | Caries between the teeth. (05 Mar 2000) |
| interdental septum | The bony portion separating two adjacent teeth in a dental arch. (05 Mar 2000) |
| interdental splint | A splint for a fractured jaw, consisting of two metal or acrylic resin bands wired to the teeth of the upper and lower jaws, respectively, and then fastened together to keep the jaws immovable. (05 Mar 2000) |