| incisor | <anatomy> One of the teeth in front of the canines in either jaw; an incisive tooth. See Tooth. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| incisor canal | One of several bony canals leading from the floor of the nasal cavity into the incisive fossa on the palatal surface of the maxilla; they convey the nasopalatine nerves and branches of the greater palatine arteries which anastomose with the septal branch of the sphenopalatine artery. Synonym: canalis incisivus. (05 Mar 2000) |
| incisor crest | The front part of the nasal crest of the palatine process of the maxilla. (05 Mar 2000) |
| incisor foramen | One of several (usually four) openings of the incisive canals into the incisive fossa. Synonym: foramen incisivum, incisor foramen, Stensen's foramen. (05 Mar 2000) |
| incisor tooth | A tooth with a chisel-shaped crown and a single conical tapering root; there are four of these teeth in the anterior part of each jaw, in both the deciduous and the permanent dentitions. Synonym: dens incisivus. (05 Mar 2000) |
| central incisor | <dentistry> The first tooth in the maxilla and mandible on either side of the midsagittal plane of the head. (05 Mar 2000) |
|---|---|
| second incisor | Second maxillary or mandibular permanent or deciduous tooth on either side of the midsagittal plane of the head. Synonym: lateral incisor. (05 Mar 2000) |
| lateral incisor | Second maxillary or mandibular permanent or deciduous tooth on either side of the midsagittal plane of the head. Synonym: lateral incisor. (05 Mar 2000) |
| Frankfort-mandibular incisor angle | Any of several variously named and variously defined anatomical angle's that have been used to quantify facial protrusion, in dentistry, the angle formed by the intersection of the orbitomeatal (Frankfort) plane with the nasion-pogonion line (inner lower angle), which establishes the anteroposterior relation of the mandible to the upper face at the orbitomeatal plane. Synonym: Frankfort-mandibular incisor angle. (05 Mar 2000) |